diff --git a/sdf/multicorner/max/buff_flash_clkrst.ff.sdf b/sdf/multicorner/max/buff_flash_clkrst.ff.sdf
deleted file mode 100644
index 56daec0d..00000000
--- a/sdf/multicorner/max/buff_flash_clkrst.ff.sdf
+++ /dev/null
@@ -1,186 +0,0 @@
-(DELAYFILE
- (SDFVERSION "3.0")
- (DESIGN "buff_flash_clkrst")
- (DATE "Thu Oct 13 17:29:04 2022")
- (VENDOR "Parallax")
- (PROGRAM "STA")
- (VERSION "2.3.1")
- (DIVIDER .)
- (VOLTAGE 1.600::1.600)
- (PROCESS "1.000::1.000")
- (TEMPERATURE 100.000::100.000)
- (TIMESCALE 1ns)
- (CELL
-  (CELLTYPE "buff_flash_clkrst")
-  (INSTANCE)
-  (DELAY
-   (ABSOLUTE
-    (INTERCONNECT in_n[0] BUF\[3\].A (0.013:0.013:0.013) (0.004:0.004:0.004))
-    (INTERCONNECT in_n[10] BUF\[13\].A (0.012:0.012:0.012) (0.004:0.004:0.004))
-    (INTERCONNECT in_n[11] BUF\[14\].A (0.019:0.019:0.019) (0.006:0.006:0.006))
-    (INTERCONNECT in_n[1] BUF\[4\].A (0.015:0.015:0.015) (0.005:0.005:0.005))
-    (INTERCONNECT in_n[2] BUF\[5\].A (0.017:0.017:0.017) (0.005:0.005:0.005))
-    (INTERCONNECT in_n[3] BUF\[6\].A (0.013:0.013:0.013) (0.004:0.004:0.004))
-    (INTERCONNECT in_n[4] BUF\[7\].A (0.015:0.015:0.015) (0.004:0.004:0.004))
-    (INTERCONNECT in_n[5] BUF\[8\].A (0.014:0.014:0.014) (0.004:0.004:0.004))
-    (INTERCONNECT in_n[6] BUF\[9\].A (0.016:0.016:0.016) (0.005:0.005:0.005))
-    (INTERCONNECT in_n[7] BUF\[10\].A (0.016:0.016:0.016) (0.005:0.005:0.005))
-    (INTERCONNECT in_n[8] BUF\[11\].A (0.013:0.013:0.013) (0.004:0.004:0.004))
-    (INTERCONNECT in_n[9] BUF\[12\].A (0.016:0.016:0.016) (0.005:0.005:0.005))
-    (INTERCONNECT in_s[0] BUF\[0\].A (0.013:0.013:0.013) (0.004:0.004:0.004))
-    (INTERCONNECT in_s[1] BUF\[1\].A (0.016:0.016:0.016) (0.005:0.005:0.005))
-    (INTERCONNECT in_s[2] BUF\[2\].A (0.013:0.013:0.013) (0.004:0.004:0.004))
-    (INTERCONNECT BUF\[0\].X out_n[0] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[10\].X out_s[7] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[11\].X out_s[8] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[12\].X out_s[9] (0.001:0.001:0.001) (0.001:0.001:0.001))
-    (INTERCONNECT BUF\[13\].X out_s[10] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[14\].X out_s[11] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[1\].X out_n[1] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[2\].X out_n[2] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[3\].X out_s[0] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[4\].X out_s[1] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[5\].X out_s[2] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[6\].X out_s[3] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[7\].X out_s[4] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[8\].X out_s[5] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[9\].X out_s[6] (0.002:0.002:0.002) (0.002:0.002:0.002))
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-    (IOPATH A X (0.099:0.099:0.099) (0.097:0.097:0.097))
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- (CELL
-  (CELLTYPE "sky130_fd_sc_hd__clkbuf_8")
-  (INSTANCE BUF\[8\])
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-   (ABSOLUTE
-    (IOPATH A X (0.099:0.099:0.099) (0.097:0.097:0.097))
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- (CELL
-  (CELLTYPE "sky130_fd_sc_hd__clkbuf_8")
-  (INSTANCE BUF\[9\])
-  (DELAY
-   (ABSOLUTE
-    (IOPATH A X (0.100:0.100:0.100) (0.098:0.098:0.098))
-   )
-  )
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-)
diff --git a/sdf/multicorner/max/buff_flash_clkrst.ss.sdf b/sdf/multicorner/max/buff_flash_clkrst.ss.sdf
deleted file mode 100644
index e4eff2a6..00000000
--- a/sdf/multicorner/max/buff_flash_clkrst.ss.sdf
+++ /dev/null
@@ -1,186 +0,0 @@
-(DELAYFILE
- (SDFVERSION "3.0")
- (DESIGN "buff_flash_clkrst")
- (DATE "Thu Oct 13 17:29:04 2022")
- (VENDOR "Parallax")
- (PROGRAM "STA")
- (VERSION "2.3.1")
- (DIVIDER .)
- (VOLTAGE 1.600::1.600)
- (PROCESS "1.000::1.000")
- (TEMPERATURE 100.000::100.000)
- (TIMESCALE 1ns)
- (CELL
-  (CELLTYPE "buff_flash_clkrst")
-  (INSTANCE)
-  (DELAY
-   (ABSOLUTE
-    (INTERCONNECT in_n[0] BUF\[3\].A (0.027:0.027:0.027) (0.015:0.015:0.015))
-    (INTERCONNECT in_n[10] BUF\[13\].A (0.026:0.026:0.026) (0.014:0.014:0.014))
-    (INTERCONNECT in_n[11] BUF\[14\].A (0.039:0.039:0.039) (0.022:0.022:0.022))
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-    (INTERCONNECT in_n[2] BUF\[5\].A (0.035:0.035:0.035) (0.019:0.019:0.019))
-    (INTERCONNECT in_n[3] BUF\[6\].A (0.027:0.027:0.027) (0.015:0.015:0.015))
-    (INTERCONNECT in_n[4] BUF\[7\].A (0.031:0.031:0.031) (0.017:0.017:0.017))
-    (INTERCONNECT in_n[5] BUF\[8\].A (0.029:0.029:0.029) (0.016:0.016:0.016))
-    (INTERCONNECT in_n[6] BUF\[9\].A (0.033:0.033:0.033) (0.018:0.018:0.018))
-    (INTERCONNECT in_n[7] BUF\[10\].A (0.034:0.034:0.034) (0.019:0.019:0.019))
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-    (INTERCONNECT in_n[9] BUF\[12\].A (0.034:0.034:0.034) (0.019:0.019:0.019))
-    (INTERCONNECT in_s[0] BUF\[0\].A (0.026:0.026:0.026) (0.014:0.014:0.014))
-    (INTERCONNECT in_s[1] BUF\[1\].A (0.034:0.034:0.034) (0.019:0.019:0.019))
-    (INTERCONNECT in_s[2] BUF\[2\].A (0.027:0.027:0.027) (0.015:0.015:0.015))
-    (INTERCONNECT BUF\[0\].X out_n[0] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[10\].X out_s[7] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[11\].X out_s[8] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[12\].X out_s[9] (0.001:0.001:0.001) (0.001:0.001:0.001))
-    (INTERCONNECT BUF\[13\].X out_s[10] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[14\].X out_s[11] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[1\].X out_n[1] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[2\].X out_n[2] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[3\].X out_s[0] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[4\].X out_s[1] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[5\].X out_s[2] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[6\].X out_s[3] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[7\].X out_s[4] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[8\].X out_s[5] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[9\].X out_s[6] (0.002:0.002:0.002) (0.002:0.002:0.002))
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-)
diff --git a/sdf/multicorner/max/buff_flash_clkrst.tt.sdf b/sdf/multicorner/max/buff_flash_clkrst.tt.sdf
deleted file mode 100644
index 1fe886d7..00000000
--- a/sdf/multicorner/max/buff_flash_clkrst.tt.sdf
+++ /dev/null
@@ -1,186 +0,0 @@
-(DELAYFILE
- (SDFVERSION "3.0")
- (DESIGN "buff_flash_clkrst")
- (DATE "Thu Oct 13 17:29:04 2022")
- (VENDOR "Parallax")
- (PROGRAM "STA")
- (VERSION "2.3.1")
- (DIVIDER .)
- (VOLTAGE 1.600::1.600)
- (PROCESS "1.000::1.000")
- (TEMPERATURE 100.000::100.000)
- (TIMESCALE 1ns)
- (CELL
-  (CELLTYPE "buff_flash_clkrst")
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-  (DELAY
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-    (INTERCONNECT BUF\[6\].X out_s[3] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[7\].X out_s[4] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[8\].X out_s[5] (0.002:0.002:0.002) (0.002:0.002:0.002))
-    (INTERCONNECT BUF\[9\].X out_s[6] (0.002:0.002:0.002) (0.002:0.002:0.002))
-   )
-  )
- )
- (CELL
-  (CELLTYPE "sky130_fd_sc_hd__clkbuf_8")
-  (INSTANCE BUF\[0\])
-  (DELAY
-   (ABSOLUTE
-    (IOPATH A X (0.145:0.145:0.145) (0.145:0.145:0.145))
-   )
-  )
- )
- (CELL
-  (CELLTYPE "sky130_fd_sc_hd__clkbuf_8")
-  (INSTANCE BUF\[10\])
-  (DELAY
-   (ABSOLUTE
-    (IOPATH A X (0.146:0.146:0.146) (0.145:0.145:0.145))
-   )
-  )
- )
- (CELL
-  (CELLTYPE "sky130_fd_sc_hd__clkbuf_8")
-  (INSTANCE BUF\[11\])
-  (DELAY
-   (ABSOLUTE
-    (IOPATH A X (0.144:0.144:0.144) (0.144:0.144:0.144))
-   )
-  )
- )
- (CELL
-  (CELLTYPE "sky130_fd_sc_hd__clkbuf_8")
-  (INSTANCE BUF\[12\])
-  (DELAY
-   (ABSOLUTE
-    (IOPATH A X (0.145:0.145:0.145) (0.145:0.145:0.145))
-   )
-  )
- )
- (CELL
-  (CELLTYPE "sky130_fd_sc_hd__clkbuf_8")
-  (INSTANCE BUF\[13\])
-  (DELAY
-   (ABSOLUTE
-    (IOPATH A X (0.144:0.144:0.144) (0.144:0.144:0.144))
-   )
-  )
- )
- (CELL
-  (CELLTYPE "sky130_fd_sc_hd__clkbuf_8")
-  (INSTANCE BUF\[14\])
-  (DELAY
-   (ABSOLUTE
-    (IOPATH A X (0.149:0.149:0.149) (0.147:0.147:0.147))
-   )
-  )
- )
- (CELL
-  (CELLTYPE "sky130_fd_sc_hd__clkbuf_8")
-  (INSTANCE BUF\[1\])
-  (DELAY
-   (ABSOLUTE
-    (IOPATH A X (0.146:0.146:0.146) (0.145:0.145:0.145))
-   )
-  )
- )
- (CELL
-  (CELLTYPE "sky130_fd_sc_hd__clkbuf_8")
-  (INSTANCE BUF\[2\])
-  (DELAY
-   (ABSOLUTE
-    (IOPATH A X (0.144:0.144:0.144) (0.144:0.144:0.144))
-   )
-  )
- )
- (CELL
-  (CELLTYPE "sky130_fd_sc_hd__clkbuf_8")
-  (INSTANCE BUF\[3\])
-  (DELAY
-   (ABSOLUTE
-    (IOPATH A X (0.144:0.144:0.144) (0.144:0.144:0.144))
-   )
-  )
- )
- (CELL
-  (CELLTYPE "sky130_fd_sc_hd__clkbuf_8")
-  (INSTANCE BUF\[4\])
-  (DELAY
-   (ABSOLUTE
-    (IOPATH A X (0.145:0.145:0.145) (0.145:0.145:0.145))
-   )
-  )
- )
- (CELL
-  (CELLTYPE "sky130_fd_sc_hd__clkbuf_8")
-  (INSTANCE BUF\[5\])
-  (DELAY
-   (ABSOLUTE
-    (IOPATH A X (0.146:0.146:0.146) (0.145:0.145:0.145))
-   )
-  )
- )
- (CELL
-  (CELLTYPE "sky130_fd_sc_hd__clkbuf_8")
-  (INSTANCE BUF\[6\])
-  (DELAY
-   (ABSOLUTE
-    (IOPATH A X (0.144:0.144:0.144) (0.144:0.144:0.144))
-   )
-  )
- )
- (CELL
-  (CELLTYPE "sky130_fd_sc_hd__clkbuf_8")
-  (INSTANCE BUF\[7\])
-  (DELAY
-   (ABSOLUTE
-    (IOPATH A X (0.144:0.144:0.144) (0.144:0.144:0.144))
-   )
-  )
- )
- (CELL
-  (CELLTYPE "sky130_fd_sc_hd__clkbuf_8")
-  (INSTANCE BUF\[8\])
-  (DELAY
-   (ABSOLUTE
-    (IOPATH A X (0.144:0.144:0.144) (0.144:0.144:0.144))
-   )
-  )
- )
- (CELL
-  (CELLTYPE "sky130_fd_sc_hd__clkbuf_8")
-  (INSTANCE BUF\[9\])
-  (DELAY
-   (ABSOLUTE
-    (IOPATH A X (0.146:0.146:0.146) (0.146:0.146:0.146))
-   )
-  )
- )
-)
diff --git a/spef/multicorner/buff_flash_clkrst.max.spef b/spef/multicorner/buff_flash_clkrst.max.spef
deleted file mode 100644
index e7faa01b..00000000
--- a/spef/multicorner/buff_flash_clkrst.max.spef
+++ /dev/null
@@ -1,619 +0,0 @@
-*SPEF "ieee 1481-1999"
-*DESIGN "buff_flash_clkrst"
-*DATE "11:11:11 Fri 11 11, 1111"
-*VENDOR "OpenRCX"
-*PROGRAM "Parallel Extraction"
-*VERSION "1.0"
-*DESIGN_FLOW "NAME_SCOPE LOCAL" "PIN_CAP NONE"
-*DIVIDER /
-*DELIMITER :
-*BUS_DELIMITER []
-*T_UNIT 1 NS
-*C_UNIT 1 PF
-*R_UNIT 1 OHM
-*L_UNIT 1 HENRY
-
-*NAME_MAP
-*3 in_n[0]
-*4 in_n[10]
-*5 in_n[11]
-*6 in_n[1]
-*7 in_n[2]
-*8 in_n[3]
-*9 in_n[4]
-*10 in_n[5]
-*11 in_n[6]
-*12 in_n[7]
-*13 in_n[8]
-*14 in_n[9]
-*15 in_s[0]
-*16 in_s[1]
-*17 in_s[2]
-*18 out_n[0]
-*19 out_n[1]
-*20 out_n[2]
-*21 out_s[0]
-*22 out_s[10]
-*23 out_s[11]
-*24 out_s[1]
-*25 out_s[2]
-*26 out_s[3]
-*27 out_s[4]
-*28 out_s[5]
-*29 out_s[6]
-*30 out_s[7]
-*31 out_s[8]
-*32 out_s[9]
-*33 BUF\[0\]
-*34 BUF\[10\]
-*35 BUF\[11\]
-*36 BUF\[12\]
-*37 BUF\[13\]
-*38 BUF\[14\]
-*39 BUF\[1\]
-*40 BUF\[2\]
-*41 BUF\[3\]
-*42 BUF\[4\]
-*43 BUF\[5\]
-*44 BUF\[6\]
-*45 BUF\[7\]
-*46 BUF\[8\]
-*47 BUF\[9\]
-*48 FILLER_0_19
-*49 FILLER_0_27
-*50 FILLER_0_29
-*51 FILLER_0_3
-*52 FILLER_0_41
-*53 FILLER_0_54
-*54 FILLER_0_57
-*55 FILLER_0_7
-*56 FILLER_0_70
-*57 FILLER_0_74
-*58 FILLER_1_17
-*59 FILLER_1_3
-*60 FILLER_1_32
-*61 FILLER_1_47
-*62 FILLER_1_55
-*63 FILLER_1_57
-*64 FILLER_1_70
-*65 FILLER_1_74
-*66 FILLER_2_26
-*67 FILLER_2_29
-*68 FILLER_2_3
-*69 FILLER_2_52
-*70 FILLER_2_67
-*71 FILLER_3_15
-*72 FILLER_3_27
-*73 FILLER_3_3
-*74 FILLER_3_42
-*75 FILLER_3_54
-*76 FILLER_3_57
-*77 FILLER_3_70
-*78 FILLER_3_74
-*79 FILLER_4_19
-*80 FILLER_4_27
-*81 FILLER_4_29
-*82 FILLER_4_3
-*83 FILLER_4_41
-*84 FILLER_4_53
-*85 FILLER_4_57
-*86 FILLER_4_7
-*87 FILLER_4_70
-*88 FILLER_4_74
-*89 PHY_0
-*90 PHY_1
-*91 PHY_2
-*92 PHY_3
-*93 PHY_4
-*94 PHY_5
-*95 PHY_6
-*96 PHY_7
-*97 PHY_8
-*98 PHY_9
-*99 TAP_10
-*100 TAP_11
-*101 TAP_12
-*102 TAP_13
-*103 TAP_14
-*104 TAP_15
-*105 TAP_16
-
-*PORTS
-in_n[0] I
-in_n[10] I
-in_n[11] I
-in_n[1] I
-in_n[2] I
-in_n[3] I
-in_n[4] I
-in_n[5] I
-in_n[6] I
-in_n[7] I
-in_n[8] I
-in_n[9] I
-in_s[0] I
-in_s[1] I
-in_s[2] I
-out_n[0] O
-out_n[1] O
-out_n[2] O
-out_s[0] O
-out_s[10] O
-out_s[11] O
-out_s[1] O
-out_s[2] O
-out_s[3] O
-out_s[4] O
-out_s[5] O
-out_s[6] O
-out_s[7] O
-out_s[8] O
-out_s[9] O
-
-*D_NET *3 0.000809487
-*CONN
-*P in_n[0] I
-*I *41:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[0] 0.000321834
-2 *41:A 0.000321834
-3 *41:A out_n[2] 0.000165819
-4 *41:A *42:A 0
-*RES
-1 in_n[0] *41:A 45.8093 
-*END
-
-*D_NET *4 0.00058245
-*CONN
-*P in_n[10] I
-*I *37:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[10] 0.000262561
-2 *37:A 0.000262561
-3 *37:A *5:16 0
-4 *37:A *14:10 0
-5 *37:A *22:9 5.73288e-05
-*RES
-1 in_n[10] *37:A 43.51 
-*END
-
-*D_NET *5 0.00314715
-*CONN
-*P in_n[11] I
-*I *38:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[11] 0.00125418
-2 *38:A 0
-3 *5:16 0.00125418
-4 *5:16 out_s[10] 0
-5 *5:16 out_s[9] 0.000140259
-6 *5:16 *14:10 0.000186606
-7 *5:16 *23:7 0.000311915
-8 *37:A *5:16 0
-*RES
-1 in_n[11] *5:16 41.825 
-2 *5:16 *38:A 23 
-*END
-
-*D_NET *6 0.00149003
-*CONN
-*P in_n[1] I
-*I *42:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[1] 0.00032827
-2 *42:A 0.00032827
-3 *42:A out_s[0] 7.66085e-05
-4 *42:A *7:10 0.000756884
-5 *41:A *42:A 0
-*RES
-1 in_n[1] *42:A 48.3779 
-*END
-
-*D_NET *7 0.00223276
-*CONN
-*P in_n[2] I
-*I *43:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[2] 0.00069966
-2 *43:A 0
-3 *7:10 0.00069966
-4 *7:10 out_s[0] 0
-5 *7:10 out_s[1] 7.03766e-05
-6 *7:10 out_s[2] 6.17437e-06
-7 *7:10 *44:A 0
-8 *42:A *7:10 0.000756884
-*RES
-1 in_n[2] *7:10 30.9707 
-2 *7:10 *43:A 23 
-*END
-
-*D_NET *8 0.000770166
-*CONN
-*P in_n[3] I
-*I *44:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[3] 0.000385083
-2 *44:A 0.000385083
-3 *44:A *9:9 0
-4 *7:10 *44:A 0
-*RES
-1 in_n[3] *44:A 45.8093 
-*END
-
-*D_NET *9 0.00142628
-*CONN
-*P in_n[4] I
-*I *45:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[4] 0.000615049
-2 *45:A 0
-3 *9:9 0.000615049
-4 *9:9 out_s[3] 0.000196178
-5 *9:9 *46:A 0
-6 *44:A *9:9 0
-*RES
-1 in_n[4] *9:9 28.4436 
-2 *9:9 *45:A 23 
-*END
-
-*D_NET *10 0.00113314
-*CONN
-*P in_n[5] I
-*I *46:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[5] 0.000566572
-2 *46:A 0.000566572
-3 *9:9 *46:A 0
-*RES
-1 in_n[5] *46:A 49.3307 
-*END
-
-*D_NET *11 0.00188726
-*CONN
-*P in_n[6] I
-*I *47:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[6] 0.00049832
-2 *47:A 0
-3 *11:10 0.00049832
-4 *11:10 *12:8 0.000748939
-5 *11:10 *29:7 0.000141677
-*RES
-1 in_n[6] *11:10 28.3814 
-2 *11:10 *47:A 23 
-*END
-
-*D_NET *12 0.00204954
-*CONN
-*P in_n[7] I
-*I *34:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[7] 0.000567827
-2 *34:A 0
-3 *12:8 0.000567827
-4 *12:8 out_s[6] 3.67805e-05
-5 *12:8 out_s[8] 0
-6 *12:8 *35:A 0
-7 *12:8 *30:7 0.000128169
-8 *11:10 *12:8 0.000748939
-*RES
-1 in_n[7] *12:8 29.3964 
-2 *12:8 *34:A 23 
-*END
-
-*D_NET *13 0.000912246
-*CONN
-*P in_n[8] I
-*I *35:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[8] 0.000453036
-2 *35:A 0.000453036
-3 *35:A *14:10 0
-4 *35:A *31:7 6.17437e-06
-5 *12:8 *35:A 0
-*RES
-1 in_n[8] *35:A 46.5757 
-*END
-
-*D_NET *14 0.00209477
-*CONN
-*P in_n[9] I
-*I *36:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[9] 0.000902356
-2 *36:A 0
-3 *14:10 0.000902356
-4 *14:10 out_s[10] 0
-5 *14:10 *23:7 0.000103447
-6 *35:A *14:10 0
-7 *37:A *14:10 0
-8 *5:16 *14:10 0.000186606
-*RES
-1 in_n[9] *14:10 33.0629 
-2 *14:10 *36:A 23 
-*END
-
-*D_NET *15 0.000609775
-*CONN
-*P in_s[0] I
-*I *33:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_s[0] 0.000254485
-2 *33:A 0.000254485
-3 *33:A *16:12 0
-4 *33:A *18:7 0.000100805
-*RES
-1 in_s[0] *33:A 42.7643 
-*END
-
-*D_NET *16 0.00215843
-*CONN
-*P in_s[1] I
-*I *39:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_s[1] 0.000669693
-2 *39:A 0
-3 *16:12 0.000669693
-4 *16:12 out_n[0] 0.000819045
-5 *16:12 out_n[2] 0
-6 *16:12 *40:A 0
-7 *33:A *16:12 0
-*RES
-1 in_s[1] *16:12 30.8464 
-2 *16:12 *39:A 23 
-*END
-
-*D_NET *17 0.000791768
-*CONN
-*P in_s[2] I
-*I *40:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_s[2] 0.000395884
-2 *40:A 0.000395884
-3 *40:A out_s[0] 0
-4 *16:12 *40:A 0
-*RES
-1 in_s[2] *40:A 45.3329 
-*END
-
-*D_NET *18 0.00275982
-*CONN
-*P out_n[0] O
-*I *33:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_n[0] 0.000649033
-2 *33:X 0.000270953
-3 *18:7 0.000919986
-4 out_n[0] out_n[1] 0
-5 out_n[0] out_n[2] 0
-6 *33:A *18:7 0.000100805
-7 *16:12 out_n[0] 0.000819045
-*RES
-1 *33:X *18:7 42.9093 
-2 *18:7 out_n[0] 16.4886 
-*END
-
-*D_NET *19 0.000996874
-*CONN
-*P out_n[1] O
-*I *39:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_n[1] 0.000351055
-2 *39:X 0.000351055
-3 out_n[1] out_n[2] 0.000294763
-4 out_n[0] out_n[1] 0
-*RES
-1 *39:X out_n[1] 45.395 
-*END
-
-*D_NET *20 0.00183616
-*CONN
-*P out_n[2] O
-*I *40:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_n[2] 0.000507504
-2 *40:X 0.000180283
-3 *20:7 0.000687787
-4 out_n[2] out_s[0] 0
-5 out_n[0] out_n[2] 0
-6 out_n[1] out_n[2] 0.000294763
-7 *41:A out_n[2] 0.000165819
-8 *16:12 out_n[2] 0
-*RES
-1 *40:X *20:7 40.5271 
-2 *20:7 out_n[2] 12.4907 
-*END
-
-*D_NET *21 0.00163663
-*CONN
-*P out_s[0] O
-*I *41:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[0] 0.000548786
-2 *41:X 6.80678e-05
-3 *21:7 0.000616853
-4 out_s[0] out_s[1] 0.00032632
-5 out_s[0] out_s[2] 0
-6 out_n[2] out_s[0] 0
-7 *40:A out_s[0] 0
-8 *42:A out_s[0] 7.66085e-05
-9 *7:10 out_s[0] 0
-*RES
-1 *41:X *21:7 39.0979 
-2 *21:7 out_s[0] 14.935 
-*END
-
-*D_NET *22 0.0022753
-*CONN
-*P out_s[10] O
-*I *37:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[10] 0.000810796
-2 *37:X 0.000298189
-3 *22:9 0.00110899
-4 out_s[10] out_s[11] 0
-5 out_s[10] out_s[9] 0
-6 *37:A *22:9 5.73288e-05
-7 *5:16 out_s[10] 0
-8 *14:10 out_s[10] 0
-*RES
-1 *37:X *22:9 42.93 
-2 *22:9 out_s[10] 14.3964 
-*END
-
-*D_NET *23 0.00285697
-*CONN
-*P out_s[11] O
-*I *38:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[11] 0.000131317
-2 *38:X 0.00101936
-3 *23:7 0.00115068
-4 *23:7 out_s[9] 0.000140259
-5 out_s[10] out_s[11] 0
-6 *5:16 *23:7 0.000311915
-7 *14:10 *23:7 0.000103447
-*RES
-1 *38:X *23:7 37.4586 
-2 *23:7 out_s[11] 17.3614 
-*END
-
-*D_NET *24 0.00157731
-*CONN
-*P out_s[1] O
-*I *42:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[1] 0.00047529
-2 *42:X 0.00047529
-3 out_s[1] out_s[2] 0.000230031
-4 out_s[1] out_s[3] 0
-5 out_s[0] out_s[1] 0.00032632
-6 *7:10 out_s[1] 7.03766e-05
-*RES
-1 *42:X out_s[1] 49.8279 
-*END
-
-*D_NET *25 0.00106966
-*CONN
-*P out_s[2] O
-*I *43:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[2] 0.000416727
-2 *43:X 0.000416727
-3 out_s[2] out_s[3] 0
-4 out_s[0] out_s[2] 0
-5 out_s[1] out_s[2] 0.000230031
-6 *7:10 out_s[2] 6.17437e-06
-*RES
-1 *43:X out_s[2] 48.875 
-*END
-
-*D_NET *26 0.00157855
-*CONN
-*P out_s[3] O
-*I *44:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[3] 0.000532775
-2 *44:X 0.000158411
-3 *26:7 0.000691186
-4 out_s[3] out_s[4] 0
-5 out_s[3] out_s[5] 0
-6 out_s[1] out_s[3] 0
-7 out_s[2] out_s[3] 0
-8 *9:9 out_s[3] 0.000196178
-*RES
-1 *44:X *26:7 40.5271 
-2 *26:7 out_s[3] 11.5171 
-*END
-
-*D_NET *27 0.000935888
-*CONN
-*P out_s[4] O
-*I *45:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[4] 0.0004112
-2 *45:X 0.0004112
-3 out_s[4] out_s[5] 0.000113488
-4 out_s[3] out_s[4] 0
-*RES
-1 *45:X out_s[4] 46.7 
-*END
-
-*D_NET *28 0.00124869
-*CONN
-*P out_s[5] O
-*I *46:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[5] 0.000567599
-2 *46:X 0.000567599
-3 out_s[5] out_s[6] 0
-4 out_s[3] out_s[5] 0
-5 out_s[4] out_s[5] 0.000113488
-*RES
-1 *46:X out_s[5] 48.875 
-*END
-
-*D_NET *29 0.00207606
-*CONN
-*P out_s[6] O
-*I *47:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[6] 0.000503989
-2 *47:X 0.000404635
-3 *29:7 0.000908623
-4 out_s[6] out_s[7] 8.03508e-05
-5 out_s[5] out_s[6] 0
-6 *11:10 *29:7 0.000141677
-7 *12:8 out_s[6] 3.67805e-05
-*RES
-1 *47:X *29:7 44.3386 
-2 *29:7 out_s[6] 9.59071 
-*END
-
-*D_NET *30 0.0014735
-*CONN
-*P out_s[7] O
-*I *34:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[7] 0.00028451
-2 *34:X 0.00034798
-3 *30:7 0.00063249
-4 out_s[7] out_s[8] 0
-5 out_s[6] out_s[7] 8.03508e-05
-6 *12:8 *30:7 0.000128169
-*RES
-1 *34:X *30:7 44.3386 
-2 *30:7 out_s[7] 5.88286 
-*END
-
-*D_NET *31 0.00179676
-*CONN
-*P out_s[8] O
-*I *35:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[8] 0.000680814
-2 *35:X 0.000193091
-3 *31:7 0.000873905
-4 out_s[8] out_s[9] 4.27783e-05
-5 out_s[7] out_s[8] 0
-6 *35:A *31:7 6.17437e-06
-7 *12:8 out_s[8] 0
-*RES
-1 *35:X *31:7 41.0036 
-2 *31:7 out_s[8] 12.76 
-*END
-
-*D_NET *32 0.000667532
-*CONN
-*P out_s[9] O
-*I *36:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[9] 0.000172118
-2 *36:X 0.000172118
-3 out_s[10] out_s[9] 0
-4 out_s[8] out_s[9] 4.27783e-05
-5 *5:16 out_s[9] 0.000140259
-6 *23:7 out_s[9] 0.000140259
-*RES
-1 *36:X out_s[9] 42.2879 
-*END
diff --git a/spef/multicorner/buff_flash_clkrst.min.spef b/spef/multicorner/buff_flash_clkrst.min.spef
deleted file mode 100644
index 1fd93639..00000000
--- a/spef/multicorner/buff_flash_clkrst.min.spef
+++ /dev/null
@@ -1,587 +0,0 @@
-*SPEF "ieee 1481-1999"
-*DESIGN "buff_flash_clkrst"
-*DATE "11:11:11 Fri 11 11, 1111"
-*VENDOR "OpenRCX"
-*PROGRAM "Parallel Extraction"
-*VERSION "1.0"
-*DESIGN_FLOW "NAME_SCOPE LOCAL" "PIN_CAP NONE"
-*DIVIDER /
-*DELIMITER :
-*BUS_DELIMITER []
-*T_UNIT 1 NS
-*C_UNIT 1 PF
-*R_UNIT 1 OHM
-*L_UNIT 1 HENRY
-
-*NAME_MAP
-*3 in_n[0]
-*4 in_n[10]
-*5 in_n[11]
-*6 in_n[1]
-*7 in_n[2]
-*8 in_n[3]
-*9 in_n[4]
-*10 in_n[5]
-*11 in_n[6]
-*12 in_n[7]
-*13 in_n[8]
-*14 in_n[9]
-*15 in_s[0]
-*16 in_s[1]
-*17 in_s[2]
-*18 out_n[0]
-*19 out_n[1]
-*20 out_n[2]
-*21 out_s[0]
-*22 out_s[10]
-*23 out_s[11]
-*24 out_s[1]
-*25 out_s[2]
-*26 out_s[3]
-*27 out_s[4]
-*28 out_s[5]
-*29 out_s[6]
-*30 out_s[7]
-*31 out_s[8]
-*32 out_s[9]
-*33 BUF\[0\]
-*34 BUF\[10\]
-*35 BUF\[11\]
-*36 BUF\[12\]
-*37 BUF\[13\]
-*38 BUF\[14\]
-*39 BUF\[1\]
-*40 BUF\[2\]
-*41 BUF\[3\]
-*42 BUF\[4\]
-*43 BUF\[5\]
-*44 BUF\[6\]
-*45 BUF\[7\]
-*46 BUF\[8\]
-*47 BUF\[9\]
-*48 FILLER_0_19
-*49 FILLER_0_27
-*50 FILLER_0_29
-*51 FILLER_0_3
-*52 FILLER_0_41
-*53 FILLER_0_54
-*54 FILLER_0_57
-*55 FILLER_0_7
-*56 FILLER_0_70
-*57 FILLER_0_74
-*58 FILLER_1_17
-*59 FILLER_1_3
-*60 FILLER_1_32
-*61 FILLER_1_47
-*62 FILLER_1_55
-*63 FILLER_1_57
-*64 FILLER_1_70
-*65 FILLER_1_74
-*66 FILLER_2_26
-*67 FILLER_2_29
-*68 FILLER_2_3
-*69 FILLER_2_52
-*70 FILLER_2_67
-*71 FILLER_3_15
-*72 FILLER_3_27
-*73 FILLER_3_3
-*74 FILLER_3_42
-*75 FILLER_3_54
-*76 FILLER_3_57
-*77 FILLER_3_70
-*78 FILLER_3_74
-*79 FILLER_4_19
-*80 FILLER_4_27
-*81 FILLER_4_29
-*82 FILLER_4_3
-*83 FILLER_4_41
-*84 FILLER_4_53
-*85 FILLER_4_57
-*86 FILLER_4_7
-*87 FILLER_4_70
-*88 FILLER_4_74
-*89 PHY_0
-*90 PHY_1
-*91 PHY_2
-*92 PHY_3
-*93 PHY_4
-*94 PHY_5
-*95 PHY_6
-*96 PHY_7
-*97 PHY_8
-*98 PHY_9
-*99 TAP_10
-*100 TAP_11
-*101 TAP_12
-*102 TAP_13
-*103 TAP_14
-*104 TAP_15
-*105 TAP_16
-
-*PORTS
-in_n[0] I
-in_n[10] I
-in_n[11] I
-in_n[1] I
-in_n[2] I
-in_n[3] I
-in_n[4] I
-in_n[5] I
-in_n[6] I
-in_n[7] I
-in_n[8] I
-in_n[9] I
-in_s[0] I
-in_s[1] I
-in_s[2] I
-out_n[0] O
-out_n[1] O
-out_n[2] O
-out_s[0] O
-out_s[10] O
-out_s[11] O
-out_s[1] O
-out_s[2] O
-out_s[3] O
-out_s[4] O
-out_s[5] O
-out_s[6] O
-out_s[7] O
-out_s[8] O
-out_s[9] O
-
-*D_NET *3 0.000698578
-*CONN
-*P in_n[0] I
-*I *41:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[0] 0.000265612
-2 *41:A 0.000265612
-3 *41:A out_n[2] 0.000167353
-4 *41:A *42:A 0
-*RES
-1 in_n[0] *41:A 9.255 
-*END
-
-*D_NET *4 0.000496833
-*CONN
-*P in_n[10] I
-*I *37:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[10] 0.000223693
-2 *37:A 0.000223693
-3 *37:A out_s[10] 4.94474e-05
-4 *37:A *36:A 0
-5 *37:A *38:A 0
-*RES
-1 in_n[10] *37:A 7.59 
-*END
-
-*D_NET *5 0.00265835
-*CONN
-*P in_n[11] I
-*I *38:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[11] 0.0010441
-2 *38:A 0.0010441
-3 *38:A out_s[10] 0
-4 *38:A out_s[11] 0.000287765
-5 *38:A out_s[9] 0.000123225
-6 *38:A *36:A 0.000159156
-7 *37:A *38:A 0
-*RES
-1 in_n[11] *38:A 23.025 
-*END
-
-*D_NET *6 0.00123947
-*CONN
-*P in_n[1] I
-*I *42:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[1] 0.000265945
-2 *42:A 0.000265945
-3 *42:A out_s[0] 7.75325e-05
-4 *42:A *43:A 0.000630049
-5 *41:A *42:A 0
-*RES
-1 in_n[1] *42:A 11.115 
-*END
-
-*D_NET *7 0.00183936
-*CONN
-*P in_n[2] I
-*I *43:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[2] 0.000568975
-2 *43:A 0.000568975
-3 *43:A out_s[0] 0
-4 *43:A out_s[1] 6.55328e-05
-5 *43:A out_s[2] 5.83121e-06
-6 *43:A *44:A 0
-7 *42:A *43:A 0.000630049
-*RES
-1 in_n[2] *43:A 15.165 
-*END
-
-*D_NET *8 0.000671935
-*CONN
-*P in_n[3] I
-*I *44:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[3] 0.000335968
-2 *44:A 0.000335968
-3 *44:A *45:A 0
-4 *43:A *44:A 0
-*RES
-1 in_n[3] *44:A 9.255 
-*END
-
-*D_NET *9 0.00122617
-*CONN
-*P in_n[4] I
-*I *45:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[4] 0.00052251
-2 *45:A 0.00052251
-3 *45:A out_s[3] 0.000181152
-4 *45:A *46:A 0
-5 *44:A *45:A 0
-*RES
-1 in_n[4] *45:A 13.335 
-*END
-
-*D_NET *10 0.000985911
-*CONN
-*P in_n[5] I
-*I *46:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[5] 0.000492956
-2 *46:A 0.000492956
-3 *45:A *46:A 0
-*RES
-1 in_n[5] *46:A 11.805 
-*END
-
-*D_NET *11 0.00156745
-*CONN
-*P in_n[6] I
-*I *47:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[6] 0.000410161
-2 *47:A 0.000410161
-3 *47:A out_s[6] 0.00012349
-4 *47:A *34:A 0.000623638
-*RES
-1 in_n[6] *47:A 13.29 
-*END
-
-*D_NET *12 0.00169542
-*CONN
-*P in_n[7] I
-*I *34:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[7] 0.000457718
-2 *34:A 0.000457718
-3 *34:A out_s[6] 4.04613e-05
-4 *34:A out_s[7] 0.000115886
-5 *34:A out_s[8] 0
-6 *34:A *35:A 0
-7 *47:A *34:A 0.000623638
-*RES
-1 in_n[7] *34:A 14.025 
-*END
-
-*D_NET *13 0.000773264
-*CONN
-*P in_n[8] I
-*I *35:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[8] 0.000383717
-2 *35:A 0.000383717
-3 *35:A out_s[8] 5.83121e-06
-4 *35:A *36:A 0
-5 *34:A *35:A 0
-*RES
-1 in_n[8] *35:A 9.81 
-*END
-
-*D_NET *14 0.00175178
-*CONN
-*P in_n[9] I
-*I *36:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[9] 0.00074955
-2 *36:A 0.00074955
-3 *36:A out_s[10] 0
-4 *36:A out_s[11] 9.3521e-05
-5 *35:A *36:A 0
-6 *37:A *36:A 0
-7 *38:A *36:A 0.000159156
-*RES
-1 in_n[9] *36:A 16.68 
-*END
-
-*D_NET *15 0.000514326
-*CONN
-*P in_s[0] I
-*I *33:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_s[0] 0.000213288
-2 *33:A 0.000213288
-3 *33:A out_n[0] 8.77498e-05
-4 *33:A *39:A 0
-*RES
-1 in_s[0] *33:A 7.05 
-*END
-
-*D_NET *16 0.00178446
-*CONN
-*P in_s[1] I
-*I *39:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_s[1] 0.000549895
-2 *39:A 0.000549895
-3 *39:A out_n[0] 0.000684666
-4 *39:A out_n[2] 0
-5 *39:A *40:A 0
-6 *33:A *39:A 0
-*RES
-1 in_s[1] *39:A 15.075 
-*END
-
-*D_NET *17 0.000663109
-*CONN
-*P in_s[2] I
-*I *40:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_s[2] 0.000331555
-2 *40:A 0.000331555
-3 *40:A out_s[0] 0
-4 *39:A *40:A 0
-*RES
-1 in_s[2] *40:A 8.91 
-*END
-
-*D_NET *18 0.00231172
-*CONN
-*P out_n[0] O
-*I *33:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_n[0] 0.000769652
-2 *33:X 0.000769652
-3 out_n[0] out_n[1] 0
-4 out_n[0] out_n[2] 0
-5 *33:A out_n[0] 8.77498e-05
-6 *39:A out_n[0] 0.000684666
-*RES
-1 *33:X out_n[0] 19.095 
-*END
-
-*D_NET *19 0.000816795
-*CONN
-*P out_n[1] O
-*I *39:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_n[1] 0.000285665
-2 *39:X 0.000285665
-3 out_n[1] out_n[2] 0.000245465
-4 out_n[0] out_n[1] 0
-*RES
-1 *39:X out_n[1] 8.955 
-*END
-
-*D_NET *20 0.00152863
-*CONN
-*P out_n[2] O
-*I *40:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_n[2] 0.000557907
-2 *40:X 0.000557907
-3 out_n[2] out_s[0] 0
-4 out_n[0] out_n[2] 0
-5 out_n[1] out_n[2] 0.000245465
-6 *39:A out_n[2] 0
-7 *41:A out_n[2] 0.000167353
-*RES
-1 *40:X out_n[2] 14.475 
-*END
-
-*D_NET *21 0.00137998
-*CONN
-*P out_s[0] O
-*I *41:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[0] 0.000500863
-2 *41:X 0.000500863
-3 out_s[0] out_s[1] 0.000300724
-4 out_s[0] out_s[2] 0
-5 out_n[2] out_s[0] 0
-6 *40:A out_s[0] 0
-7 *42:A out_s[0] 7.75325e-05
-8 *43:A out_s[0] 0
-*RES
-1 *41:X out_s[0] 15.21 
-*END
-
-*D_NET *22 0.00187612
-*CONN
-*P out_s[10] O
-*I *37:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[10] 0.000913335
-2 *37:X 0.000913335
-3 out_s[10] out_s[11] 0
-4 out_s[10] out_s[9] 0
-5 *36:A out_s[10] 0
-6 *37:A out_s[10] 4.94474e-05
-7 *38:A out_s[10] 0
-*RES
-1 *37:X out_s[10] 17.595 
-*END
-
-*D_NET *23 0.00239933
-*CONN
-*P out_s[11] O
-*I *38:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[11] 0.000947411
-2 *38:X 0.000947411
-3 out_s[11] out_s[9] 0.000123225
-4 out_s[10] out_s[11] 0
-5 *36:A out_s[11] 9.3521e-05
-6 *38:A out_s[11] 0.000287765
-*RES
-1 *38:X out_s[11] 15.78 
-*END
-
-*D_NET *24 0.00130092
-*CONN
-*P out_s[1] O
-*I *42:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[1] 0.000361344
-2 *42:X 0.000361344
-3 out_s[1] out_s[2] 0.000211976
-4 out_s[1] out_s[3] 0
-5 out_s[0] out_s[1] 0.000300724
-6 *43:A out_s[1] 6.55328e-05
-*RES
-1 *42:X out_s[1] 12.165 
-*END
-
-*D_NET *25 0.000903705
-*CONN
-*P out_s[2] O
-*I *43:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[2] 0.000342949
-2 *43:X 0.000342949
-3 out_s[2] out_s[3] 0
-4 out_s[0] out_s[2] 0
-5 out_s[1] out_s[2] 0.000211976
-6 *43:A out_s[2] 5.83121e-06
-*RES
-1 *43:X out_s[2] 11.475 
-*END
-
-*D_NET *26 0.00133229
-*CONN
-*P out_s[3] O
-*I *44:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[3] 0.000575568
-2 *44:X 0.000575568
-3 out_s[3] out_s[4] 0
-4 out_s[3] out_s[5] 0
-5 out_s[1] out_s[3] 0
-6 out_s[2] out_s[3] 0
-7 *45:A out_s[3] 0.000181152
-*RES
-1 *44:X out_s[3] 13.77 
-*END
-
-*D_NET *27 0.00079736
-*CONN
-*P out_s[4] O
-*I *45:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[4] 0.000337866
-2 *45:X 0.000337866
-3 out_s[4] out_s[5] 0.000121628
-4 out_s[3] out_s[4] 0
-*RES
-1 *45:X out_s[4] 9.9 
-*END
-
-*D_NET *28 0.00105662
-*CONN
-*P out_s[5] O
-*I *46:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[5] 0.000467496
-2 *46:X 0.000467496
-3 out_s[5] out_s[6] 0
-4 out_s[3] out_s[5] 0
-5 out_s[4] out_s[5] 0.000121628
-*RES
-1 *46:X out_s[5] 11.475 
-*END
-
-*D_NET *29 0.00170008
-*CONN
-*P out_s[6] O
-*I *47:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[6] 0.000724414
-2 *47:X 0.000724414
-3 out_s[6] out_s[7] 8.73036e-05
-4 out_s[5] out_s[6] 0
-5 *34:A out_s[6] 4.04613e-05
-6 *47:A out_s[6] 0.00012349
-*RES
-1 *47:X out_s[6] 15.135 
-*END
-
-*D_NET *30 0.00123387
-*CONN
-*P out_s[7] O
-*I *34:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[7] 0.000515339
-2 *34:X 0.000515339
-3 out_s[7] out_s[8] 0
-4 out_s[6] out_s[7] 8.73036e-05
-5 *34:A out_s[7] 0.000115886
-*RES
-1 *34:X out_s[7] 12.45 
-*END
-
-*D_NET *31 0.00148373
-*CONN
-*P out_s[8] O
-*I *35:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[8] 0.000716184
-2 *35:X 0.000716184
-3 out_s[8] out_s[9] 4.55329e-05
-4 out_s[7] out_s[8] 0
-5 *34:A out_s[8] 0
-6 *35:A out_s[8] 5.83121e-06
-*RES
-1 *35:X out_s[8] 15.015 
-*END
-
-*D_NET *32 0.000550203
-*CONN
-*P out_s[9] O
-*I *36:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[9] 0.000129111
-2 *36:X 0.000129111
-3 out_s[10] out_s[9] 0
-4 out_s[11] out_s[9] 0.000123225
-5 out_s[8] out_s[9] 4.55329e-05
-6 *38:A out_s[9] 0.000123225
-*RES
-1 *36:X out_s[9] 6.705 
-*END
diff --git a/spef/multicorner/buff_flash_clkrst.nom.spef b/spef/multicorner/buff_flash_clkrst.nom.spef
deleted file mode 100644
index e4f997a5..00000000
--- a/spef/multicorner/buff_flash_clkrst.nom.spef
+++ /dev/null
@@ -1,587 +0,0 @@
-*SPEF "ieee 1481-1999"
-*DESIGN "buff_flash_clkrst"
-*DATE "11:11:11 Fri 11 11, 1111"
-*VENDOR "OpenRCX"
-*PROGRAM "Parallel Extraction"
-*VERSION "1.0"
-*DESIGN_FLOW "NAME_SCOPE LOCAL" "PIN_CAP NONE"
-*DIVIDER /
-*DELIMITER :
-*BUS_DELIMITER []
-*T_UNIT 1 NS
-*C_UNIT 1 PF
-*R_UNIT 1 OHM
-*L_UNIT 1 HENRY
-
-*NAME_MAP
-*3 in_n[0]
-*4 in_n[10]
-*5 in_n[11]
-*6 in_n[1]
-*7 in_n[2]
-*8 in_n[3]
-*9 in_n[4]
-*10 in_n[5]
-*11 in_n[6]
-*12 in_n[7]
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-*30 out_s[7]
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-*33 BUF\[0\]
-*34 BUF\[10\]
-*35 BUF\[11\]
-*36 BUF\[12\]
-*37 BUF\[13\]
-*38 BUF\[14\]
-*39 BUF\[1\]
-*40 BUF\[2\]
-*41 BUF\[3\]
-*42 BUF\[4\]
-*43 BUF\[5\]
-*44 BUF\[6\]
-*45 BUF\[7\]
-*46 BUF\[8\]
-*47 BUF\[9\]
-*48 FILLER_0_19
-*49 FILLER_0_27
-*50 FILLER_0_29
-*51 FILLER_0_3
-*52 FILLER_0_41
-*53 FILLER_0_54
-*54 FILLER_0_57
-*55 FILLER_0_7
-*56 FILLER_0_70
-*57 FILLER_0_74
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-*59 FILLER_1_3
-*60 FILLER_1_32
-*61 FILLER_1_47
-*62 FILLER_1_55
-*63 FILLER_1_57
-*64 FILLER_1_70
-*65 FILLER_1_74
-*66 FILLER_2_26
-*67 FILLER_2_29
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-*71 FILLER_3_15
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-*74 FILLER_3_42
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-*78 FILLER_3_74
-*79 FILLER_4_19
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-*82 FILLER_4_3
-*83 FILLER_4_41
-*84 FILLER_4_53
-*85 FILLER_4_57
-*86 FILLER_4_7
-*87 FILLER_4_70
-*88 FILLER_4_74
-*89 PHY_0
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-*92 PHY_3
-*93 PHY_4
-*94 PHY_5
-*95 PHY_6
-*96 PHY_7
-*97 PHY_8
-*98 PHY_9
-*99 TAP_10
-*100 TAP_11
-*101 TAP_12
-*102 TAP_13
-*103 TAP_14
-*104 TAP_15
-*105 TAP_16
-
-*PORTS
-in_n[0] I
-in_n[10] I
-in_n[11] I
-in_n[1] I
-in_n[2] I
-in_n[3] I
-in_n[4] I
-in_n[5] I
-in_n[6] I
-in_n[7] I
-in_n[8] I
-in_n[9] I
-in_s[0] I
-in_s[1] I
-in_s[2] I
-out_n[0] O
-out_n[1] O
-out_n[2] O
-out_s[0] O
-out_s[10] O
-out_s[11] O
-out_s[1] O
-out_s[2] O
-out_s[3] O
-out_s[4] O
-out_s[5] O
-out_s[6] O
-out_s[7] O
-out_s[8] O
-out_s[9] O
-
-*D_NET *3 0.000746189
-*CONN
-*P in_n[0] I
-*I *41:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[0] 0.000291118
-2 *41:A 0.000291118
-3 *41:A out_n[2] 0.000163953
-4 *41:A *42:A 0
-*RES
-1 in_n[0] *41:A 20.5321 
-*END
-
-*D_NET *4 0.000540091
-*CONN
-*P in_n[10] I
-*I *37:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[10] 0.00024161
-2 *37:A 0.00024161
-3 *37:A out_s[10] 5.68722e-05
-4 *37:A *36:A 0
-5 *37:A *38:A 0
-*RES
-1 in_n[10] *37:A 18.55 
-*END
-
-*D_NET *5 0.00290352
-*CONN
-*P in_n[11] I
-*I *38:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[11] 0.00113707
-2 *38:A 0.00113707
-3 *38:A out_s[10] 0
-4 *38:A out_s[11] 0.000304969
-5 *38:A out_s[9] 0.000140933
-6 *38:A *36:A 0.000183477
-7 *37:A *38:A 0
-*RES
-1 in_n[11] *38:A 36.925 
-*END
-
-*D_NET *6 0.00134243
-*CONN
-*P in_n[1] I
-*I *42:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[1] 0.000293149
-2 *42:A 0.000293149
-3 *42:A out_s[0] 7.58571e-05
-4 *42:A *43:A 0.000680277
-5 *41:A *42:A 0
-*RES
-1 in_n[1] *42:A 22.7464 
-*END
-
-*D_NET *7 0.00200548
-*CONN
-*P in_n[2] I
-*I *43:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[2] 0.000625829
-2 *43:A 0.000625829
-3 *43:A out_s[0] 0
-4 *43:A out_s[1] 6.74911e-05
-5 *43:A out_s[2] 6.05161e-06
-6 *43:A *44:A 0
-7 *42:A *43:A 0.000680277
-*RES
-1 in_n[2] *43:A 27.5679 
-*END
-
-*D_NET *8 0.000719992
-*CONN
-*P in_n[3] I
-*I *44:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[3] 0.000359996
-2 *44:A 0.000359996
-3 *44:A *45:A 0
-4 *43:A *44:A 0
-*RES
-1 in_n[3] *44:A 20.5321 
-*END
-
-*D_NET *9 0.00131838
-*CONN
-*P in_n[4] I
-*I *45:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[4] 0.000565243
-2 *45:A 0.000565243
-3 *45:A out_s[3] 0.000187893
-4 *45:A *46:A 0
-5 *44:A *45:A 0
-*RES
-1 in_n[4] *45:A 25.3893 
-*END
-
-*D_NET *10 0.00105711
-*CONN
-*P in_n[5] I
-*I *46:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[5] 0.000528554
-2 *46:A 0.000528554
-3 *45:A *46:A 0
-*RES
-1 in_n[5] *46:A 23.5679 
-*END
-
-*D_NET *11 0.00171215
-*CONN
-*P in_n[6] I
-*I *47:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[6] 0.000448575
-2 *47:A 0.000448575
-3 *47:A out_s[6] 0.000141554
-4 *47:A *34:A 0.000673444
-*RES
-1 in_n[6] *47:A 25.3357 
-*END
-
-*D_NET *12 0.00184731
-*CONN
-*P in_n[7] I
-*I *34:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[7] 0.000505756
-2 *34:A 0.000505756
-3 *34:A out_s[6] 3.85148e-05
-4 *34:A out_s[7] 0.000123836
-5 *34:A out_s[8] 0
-6 *34:A *35:A 0
-7 *47:A *34:A 0.000673444
-*RES
-1 in_n[7] *34:A 26.2107 
-*END
-
-*D_NET *13 0.00083737
-*CONN
-*P in_n[8] I
-*I *35:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[8] 0.000415659
-2 *35:A 0.000415659
-3 *35:A out_s[8] 6.05161e-06
-4 *35:A *36:A 0
-5 *34:A *35:A 0
-*RES
-1 in_n[8] *35:A 21.1929 
-*END
-
-*D_NET *14 0.00191759
-*CONN
-*P in_n[9] I
-*I *36:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_n[9] 0.000817106
-2 *36:A 0.000817106
-3 *36:A out_s[10] 0
-4 *36:A out_s[11] 9.98961e-05
-5 *35:A *36:A 0
-6 *37:A *36:A 0
-7 *38:A *36:A 0.000183477
-*RES
-1 in_n[9] *36:A 29.3714 
-*END
-
-*D_NET *15 0.000565776
-*CONN
-*P in_s[0] I
-*I *33:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_s[0] 0.000232546
-2 *33:A 0.000232546
-3 *33:A out_n[0] 0.000100684
-4 *33:A *39:A 0
-*RES
-1 in_s[0] *33:A 17.9071 
-*END
-
-*D_NET *16 0.00194543
-*CONN
-*P in_s[1] I
-*I *39:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_s[1] 0.000603696
-2 *39:A 0.000603696
-3 *39:A out_n[0] 0.000738039
-4 *39:A out_n[2] 0
-5 *39:A *40:A 0
-6 *33:A *39:A 0
-*RES
-1 in_s[1] *39:A 27.4607 
-*END
-
-*D_NET *17 0.000720944
-*CONN
-*P in_s[2] I
-*I *40:A I *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 in_s[2] 0.000360472
-2 *40:A 0.000360472
-3 *40:A out_s[0] 0
-4 *39:A *40:A 0
-*RES
-1 in_s[2] *40:A 20.1214 
-*END
-
-*D_NET *18 0.00251314
-*CONN
-*P out_n[0] O
-*I *33:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_n[0] 0.00083721
-2 *33:X 0.00083721
-3 out_n[0] out_n[1] 0
-4 out_n[0] out_n[2] 0
-5 *33:A out_n[0] 0.000100684
-6 *39:A out_n[0] 0.000738039
-*RES
-1 *33:X out_n[0] 32.2464 
-*END
-
-*D_NET *19 0.0008921
-*CONN
-*P out_n[1] O
-*I *39:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_n[1] 0.000313512
-2 *39:X 0.000313512
-3 out_n[1] out_n[2] 0.000265077
-4 out_n[0] out_n[1] 0
-*RES
-1 *39:X out_n[1] 20.175 
-*END
-
-*D_NET *20 0.00165991
-*CONN
-*P out_n[2] O
-*I *40:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_n[2] 0.000615442
-2 *40:X 0.000615442
-3 out_n[2] out_s[0] 0
-4 out_n[0] out_n[2] 0
-5 out_n[1] out_n[2] 0.000265077
-6 *39:A out_n[2] 0
-7 *41:A out_n[2] 0.000163953
-*RES
-1 *40:X out_n[2] 26.7464 
-*END
-
-*D_NET *21 0.00149166
-*CONN
-*P out_s[0] O
-*I *41:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[0] 0.000551682
-2 *41:X 0.000551682
-3 out_s[0] out_s[1] 0.000312442
-4 out_s[0] out_s[2] 0
-5 out_n[2] out_s[0] 0
-6 *40:A out_s[0] 0
-7 *42:A out_s[0] 7.58571e-05
-8 *43:A out_s[0] 0
-*RES
-1 *41:X out_s[0] 27.6214 
-*END
-
-*D_NET *22 0.00205685
-*CONN
-*P out_s[10] O
-*I *37:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[10] 0.000999988
-2 *37:X 0.000999988
-3 out_s[10] out_s[11] 0
-4 out_s[10] out_s[9] 0
-5 *36:A out_s[10] 0
-6 *37:A out_s[10] 5.68722e-05
-7 *38:A out_s[10] 0
-*RES
-1 *37:X out_s[10] 30.4607 
-*END
-
-*D_NET *23 0.00269979
-*CONN
-*P out_s[11] O
-*I *38:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[11] 0.001077
-2 *38:X 0.001077
-3 out_s[11] out_s[9] 0.000140933
-4 out_s[10] out_s[11] 0
-5 *36:A out_s[11] 9.98961e-05
-6 *38:A out_s[11] 0.000304969
-*RES
-1 *38:X out_s[11] 28.3 
-*END
-
-*D_NET *24 0.00141598
-*CONN
-*P out_s[1] O
-*I *42:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[1] 0.000407902
-2 *42:X 0.000407902
-3 out_s[1] out_s[2] 0.000220246
-4 out_s[1] out_s[3] 0
-5 out_s[0] out_s[1] 0.000312442
-6 *43:A out_s[1] 6.74911e-05
-*RES
-1 *42:X out_s[1] 23.9964 
-*END
-
-*D_NET *25 0.000977116
-*CONN
-*P out_s[2] O
-*I *43:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[2] 0.000375409
-2 *43:X 0.000375409
-3 out_s[2] out_s[3] 0
-4 out_s[0] out_s[2] 0
-5 out_s[1] out_s[2] 0.000220246
-6 *43:A out_s[2] 6.05161e-06
-*RES
-1 *43:X out_s[2] 23.175 
-*END
-
-*D_NET *26 0.00144163
-*CONN
-*P out_s[3] O
-*I *44:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[3] 0.000626868
-2 *44:X 0.000626868
-3 out_s[3] out_s[4] 0
-4 out_s[3] out_s[5] 0
-5 out_s[1] out_s[3] 0
-6 out_s[2] out_s[3] 0
-7 *45:A out_s[3] 0.000187893
-*RES
-1 *44:X out_s[3] 25.9071 
-*END
-
-*D_NET *27 0.000857812
-*CONN
-*P out_s[4] O
-*I *45:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[4] 0.00037039
-2 *45:X 0.00037039
-3 out_s[4] out_s[5] 0.000117033
-4 out_s[3] out_s[4] 0
-*RES
-1 *45:X out_s[4] 21.3 
-*END
-
-*D_NET *28 0.0011436
-*CONN
-*P out_s[5] O
-*I *46:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[5] 0.000513285
-2 *46:X 0.000513285
-3 out_s[5] out_s[6] 0
-4 out_s[3] out_s[5] 0
-5 out_s[4] out_s[5] 0.000117033
-*RES
-1 *46:X out_s[5] 23.175 
-*END
-
-*D_NET *29 0.00186776
-*CONN
-*P out_s[6] O
-*I *47:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[6] 0.000801981
-2 *47:X 0.000801981
-3 out_s[6] out_s[7] 8.37335e-05
-4 out_s[5] out_s[6] 0
-5 *34:A out_s[6] 3.85148e-05
-6 *47:A out_s[6] 0.000141554
-*RES
-1 *47:X out_s[6] 27.5321 
-*END
-
-*D_NET *30 0.00134038
-*CONN
-*P out_s[7] O
-*I *34:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[7] 0.000566407
-2 *34:X 0.000566407
-3 out_s[7] out_s[8] 0
-4 out_s[6] out_s[7] 8.37335e-05
-5 *34:A out_s[7] 0.000123836
-*RES
-1 *34:X out_s[7] 24.3357 
-*END
-
-*D_NET *31 0.00161835
-*CONN
-*P out_s[8] O
-*I *35:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[8] 0.000784339
-2 *35:X 0.000784339
-3 out_s[8] out_s[9] 4.36202e-05
-4 out_s[7] out_s[8] 0
-5 *34:A out_s[8] 0
-6 *35:A out_s[8] 6.05161e-06
-*RES
-1 *35:X out_s[8] 27.3893 
-*END
-
-*D_NET *32 0.000618171
-*CONN
-*P out_s[9] O
-*I *36:X O *D sky130_fd_sc_hd__clkbuf_8
-*CAP
-1 out_s[9] 0.000146343
-2 *36:X 0.000146343
-3 out_s[10] out_s[9] 0
-4 out_s[11] out_s[9] 0.000140933
-5 out_s[8] out_s[9] 4.36202e-05
-6 *38:A out_s[9] 0.000140933
-*RES
-1 *36:X out_s[9] 17.4964 
-*END