diff --git a/mag/sloci_top3.mag b/mag/sloci_top3.mag
new file mode 100644
index 0000000..3d716e8
--- /dev/null
+++ b/mag/sloci_top3.mag
@@ -0,0 +1,431 @@
+magic
+tech sky130A
+magscale 1 2
+timestamp 1663033959
+<< metal1 >>
+rect 14920 682870 15420 682910
+rect 14920 682040 14960 682870
+rect 15390 682040 15420 682870
+rect 14920 668280 15420 682040
+rect 14920 668180 23410 668280
+rect 14920 668100 23840 668180
+rect 14920 668060 23410 668100
+rect 55960 662600 56100 662620
+rect 55960 662500 55980 662600
+rect 56080 662500 56100 662600
+rect 55960 662480 56100 662500
+rect 56200 661680 56340 661700
+rect 56200 661580 56220 661680
+rect 56320 661580 56340 661680
+rect 56200 661560 56340 661580
+rect 56480 661080 56620 661100
+rect 56480 660980 56500 661080
+rect 56600 660980 56620 661080
+rect 56480 660960 56620 660980
+rect 56720 660560 56860 660580
+rect 56720 660460 56740 660560
+rect 56840 660460 56860 660560
+rect 56720 660440 56860 660460
+rect 56980 660200 57120 660220
+rect 56980 660100 57000 660200
+rect 57100 660100 57120 660200
+rect 56980 660080 57120 660100
+<< via1 >>
+rect 14960 682040 15390 682870
+rect 55980 662500 56080 662600
+rect 56220 661580 56320 661680
+rect 56500 660980 56600 661080
+rect 56740 660460 56840 660560
+rect 57000 660100 57100 660200
+<< metal2 >>
+rect 14920 682870 15420 682910
+rect 14920 682040 14960 682870
+rect 15390 682040 15420 682870
+rect 14920 681990 15420 682040
+rect 23190 671610 25400 671620
+rect 23190 671440 23210 671610
+rect 23370 671440 25400 671610
+rect 23190 671420 25400 671440
+rect 55960 662600 56100 662620
+rect 55960 662500 55980 662600
+rect 56080 662500 56100 662600
+rect 55960 335220 56100 662500
+rect 56200 661680 56340 661700
+rect 56200 661580 56220 661680
+rect 56320 661580 56340 661680
+rect 56200 378460 56340 661580
+rect 56480 661080 56620 661100
+rect 56480 660980 56500 661080
+rect 56600 660980 56620 661080
+rect 56480 421660 56620 660980
+rect 56720 660560 56860 660580
+rect 56720 660460 56740 660560
+rect 56840 660460 56860 660560
+rect 56720 466080 56860 660460
+rect 56980 660200 57120 660220
+rect 56980 660100 57000 660200
+rect 57100 660100 57120 660200
+rect 56980 508120 57120 660100
+rect 238000 591000 246800 592200
+rect 238000 582000 239000 591000
+rect 246000 582000 246800 591000
+rect 238000 580200 246800 582000
+rect 246300 579400 246700 580200
+rect 56980 507980 57000 508120
+rect 57100 507980 57120 508120
+rect 56980 507960 57120 507980
+rect 56720 465940 56740 466080
+rect 56840 465940 56860 466080
+rect 56720 465920 56860 465940
+rect 56480 421520 56500 421660
+rect 56600 421520 56620 421660
+rect 56480 421500 56620 421520
+rect 56200 378320 56220 378460
+rect 56320 378320 56340 378460
+rect 56200 378300 56340 378320
+rect 55960 335080 55980 335220
+rect 56080 335080 56100 335220
+rect 55960 335060 56100 335080
+<< via2 >>
+rect 14960 682040 15390 682870
+rect 23210 671440 23370 671610
+rect 239000 582000 246000 591000
+rect 57000 507980 57100 508120
+rect 56740 465940 56840 466080
+rect 56500 421520 56600 421660
+rect 56220 378320 56320 378460
+rect 55980 335080 56080 335220
+<< metal3 >>
+rect 16194 702300 21194 704800
+rect 68194 702300 73194 704800
+rect 120194 703200 125194 704800
+rect 17070 689360 19380 702300
+rect 68470 689480 70760 702300
+rect 42500 689440 70760 689480
+rect 17070 689330 26050 689360
+rect 17070 688210 41870 689330
+rect 42500 688410 42560 689440
+rect 43180 688410 70760 689440
+rect 42500 688360 70760 688410
+rect 120000 701000 125200 703200
+rect 165594 702300 170594 704800
+rect 175894 702300 180894 704800
+rect 17070 688200 26050 688210
+rect -800 682910 1700 685242
+rect -800 682870 15420 682910
+rect -800 682040 14960 682870
+rect 15390 682040 15420 682870
+rect -800 681990 15420 682040
+rect -800 680242 1700 681990
+rect 40710 680350 41870 688210
+rect 40720 679110 41870 680350
+rect 40720 677240 41720 677320
+rect 40720 676130 40770 677240
+rect 41640 676130 41720 677240
+rect 40720 676080 41720 676130
+rect 23190 671610 23390 671620
+rect 23190 671440 23210 671610
+rect 23370 671440 23390 671610
+rect 23190 669080 23390 671440
+rect 23190 668680 23210 669080
+rect 23370 668680 23390 669080
+rect 23190 668640 23390 668680
+rect 310 648642 1780 648730
+rect -800 648600 1780 648642
+rect -800 647000 80246 648600
+rect -800 643842 73000 647000
+rect 246 638642 73000 643842
+rect -800 635000 73000 638642
+rect 79000 635000 80246 647000
+rect -800 633842 80246 635000
+rect 246 633838 80246 633842
+rect 120000 606000 124000 701000
+rect 21990 604000 22000 606000
+rect 24000 604000 24010 606000
+rect 22000 596000 24000 604000
+rect 120000 602000 288000 606000
+rect 22000 594000 285400 596000
+rect 238990 591000 246010 591005
+rect 164000 590000 239000 591000
+rect 164000 583000 165000 590000
+rect 182000 583000 239000 590000
+rect 164000 582000 239000 583000
+rect 246000 582000 246010 591000
+rect 154000 581400 158000 582000
+rect 238990 581995 246010 582000
+rect 154000 580000 245900 581400
+rect 283800 580600 285400 594000
+rect 286000 580600 287600 602000
+rect -800 564220 1660 564242
+rect -800 564080 4430 564220
+rect -800 559570 860 564080
+rect 4260 559570 4430 564080
+rect -800 559442 4430 559570
+rect 680 555000 4430 559442
+rect 680 554242 1000 555000
+rect -800 550000 1000 554242
+rect 4000 550000 4430 555000
+rect -800 549442 4430 550000
+rect 680 549410 4430 549442
+rect 260 508120 57120 508140
+rect 260 508096 57000 508120
+rect -800 507984 57000 508096
+rect 260 507980 57000 507984
+rect 57100 507980 57120 508120
+rect 260 507960 57120 507980
+rect 280 466080 56860 466100
+rect 280 466056 56740 466080
+rect -800 465944 56740 466056
+rect 280 465940 56740 465944
+rect 56840 465940 56860 466080
+rect 280 465920 56860 465940
+rect 360 421660 56620 421680
+rect 360 421652 56500 421660
+rect -800 421540 56500 421652
+rect 360 421520 56500 421540
+rect 56600 421520 56620 421660
+rect 360 421500 56620 421520
+rect 400 378460 56340 378480
+rect 400 378430 56220 378460
+rect -800 378320 56220 378430
+rect 56320 378320 56340 378460
+rect -800 378318 56340 378320
+rect 400 378300 56340 378318
+rect 260 335220 56100 335240
+rect 260 335208 55980 335220
+rect -800 335096 55980 335208
+rect 260 335080 55980 335096
+rect 56080 335080 56100 335220
+rect 260 335060 56100 335080
+rect 200 295532 800 295600
+rect -800 295420 800 295532
+rect 200 295400 800 295420
+rect 154000 295400 158000 580000
+rect 200 294600 158000 295400
+rect 154000 294000 158000 294600
+rect 1650 177690 20600 178000
+rect 982 177688 20600 177690
+rect -800 177600 20600 177688
+rect -800 172888 11600 177600
+rect 982 172300 11600 172888
+rect 20200 172300 20600 177600
+rect 982 171900 20600 172300
+rect 982 167688 5298 171900
+rect -800 162890 5298 167688
+rect -800 162888 1660 162890
+<< via3 >>
+rect 42560 688410 43180 689440
+rect 40770 676130 41640 677240
+rect 23210 668680 23370 669080
+rect 73000 635000 79000 647000
+rect 22000 604000 24000 606000
+rect 165000 583000 182000 590000
+rect 860 559570 4260 564080
+rect 1000 550000 4000 555000
+rect 11600 172300 20200 177600
+<< metal4 >>
+rect 165594 703000 170594 704800
+rect 175894 703000 180894 704800
+rect 42500 689440 43450 689470
+rect 42500 688410 42560 689440
+rect 43180 688410 43450 689440
+rect 42500 677320 43450 688410
+rect 40720 677240 43450 677320
+rect 40720 676130 40770 677240
+rect 41640 676130 43450 677240
+rect 40720 676090 43450 676130
+rect 40720 676080 43220 676090
+rect 60220 676010 65450 676030
+rect 56870 675970 65450 676010
+rect 56870 675440 60910 675970
+rect 65380 675440 65450 675970
+rect 56870 675370 65450 675440
+rect 23190 669080 23390 669110
+rect 23190 668680 23210 669080
+rect 23370 668680 23390 669080
+rect 23190 608120 23390 668680
+rect 26600 633690 28120 662640
+rect 72999 647000 79001 647001
+rect 72999 635000 73000 647000
+rect 79000 635000 79001 647000
+rect 72999 634999 79001 635000
+rect 26090 633500 28790 633690
+rect 26090 631620 26270 633500
+rect 28580 631620 28790 633500
+rect 26090 631490 28790 631620
+rect 32100 620300 39650 620900
+rect 32100 614050 32850 620300
+rect 38700 614050 39650 620300
+rect 32100 613600 39650 614050
+rect 21660 606000 25780 608120
+rect 21660 604000 22000 606000
+rect 24000 604000 25780 606000
+rect 21660 603350 25780 604000
+rect 690 564080 4450 564270
+rect 690 559570 860 564080
+rect 4260 559570 4450 564080
+rect 690 559400 4450 559570
+rect 999 555000 4001 555001
+rect 999 550000 1000 555000
+rect 4000 550000 4001 555000
+rect 999 549999 4001 550000
+rect 30150 178000 39650 613600
+rect 165000 590001 182000 703000
+rect 305500 645000 316500 646500
+rect 164999 590000 182001 590001
+rect 164999 583000 165000 590000
+rect 182000 583000 182001 590000
+rect 164999 582999 182001 583000
+rect 238000 584000 248000 636000
+rect 305500 637000 307000 645000
+rect 315000 637000 316500 645000
+rect 238000 580000 260000 584000
+rect 305500 580300 316500 637000
+rect 238200 570900 240100 574000
+rect 258800 571400 260000 580000
+rect 238200 568100 239300 570900
+rect 238200 563700 240200 568100
+rect 239700 558000 240200 563700
+rect 510000 563000 526000 660000
+rect 263600 557900 316600 558100
+rect 510000 555000 511000 563000
+rect 525000 555000 526000 563000
+rect 510000 554000 526000 555000
+rect 11100 177600 39650 178000
+rect 11100 172300 11600 177600
+rect 20200 172300 39650 177600
+rect 11100 171950 39650 172300
+rect 11100 171900 34150 171950
+<< via4 >>
+rect 60910 675440 65380 675970
+rect 73000 635000 79000 647000
+rect 26270 631620 28580 633500
+rect 32850 614050 38700 620300
+rect 860 559570 4260 564080
+rect 1000 550000 4000 555000
+rect 238000 636000 248000 644000
+rect 307000 637000 315000 645000
+rect 238200 558000 239700 563700
+rect 263600 556400 316600 557900
+rect 511000 555000 525000 563000
+<< metal5 >>
+rect 165594 702300 170594 704800
+rect 175894 702300 180894 704800
+rect 60790 675970 65590 676060
+rect 60790 675440 60910 675970
+rect 65380 675440 65590 675970
+rect 26080 633500 28810 633710
+rect 26080 631620 26270 633500
+rect 28580 631620 28810 633500
+rect 26080 564330 28810 631620
+rect 33890 625850 34330 675040
+rect 39240 625850 39680 674940
+rect 42370 625850 42840 674830
+rect 44740 625850 45180 675000
+rect 45790 625850 46240 663160
+rect 60790 652300 65590 675440
+rect 32150 620300 51000 625850
+rect 32150 614050 32850 620300
+rect 38700 614050 51000 620300
+rect 32150 613550 51000 614050
+rect 60820 564330 65590 652300
+rect 72976 647000 79024 647024
+rect 72976 635000 73000 647000
+rect 79000 645000 553600 647000
+rect 79000 644000 307000 645000
+rect 79000 636000 238000 644000
+rect 248000 637000 307000 644000
+rect 315000 637000 553600 645000
+rect 248000 636000 553600 637000
+rect 79000 635000 553600 636000
+rect 72976 634976 79024 635000
+rect 26080 564320 65590 564330
+rect 1770 564270 65590 564320
+rect 690 564080 65590 564270
+rect 690 559570 860 564080
+rect 4260 564000 65590 564080
+rect 4260 563700 526000 564000
+rect 4260 559570 238200 563700
+rect 690 559400 238200 559570
+rect 1000 558000 238200 559400
+rect 239700 563000 526000 563700
+rect 239700 558000 511000 563000
+rect 1000 557900 511000 558000
+rect 1000 556400 263600 557900
+rect 316600 556400 511000 557900
+rect 1000 555024 511000 556400
+rect 976 555000 511000 555024
+rect 525000 555000 526000 563000
+rect 976 550000 1000 555000
+rect 4000 550000 526000 555000
+rect 976 549976 4024 550000
+<< comment >>
+rect -100 704000 584100 704100
+rect -100 0 0 704000
+rect 584000 0 584100 704000
+rect -100 -100 584100 0
+use BGR_lvs  BGR_lvs_0
+timestamp 1663029885
+transform 1 0 254230 0 1 568403
+box -14230 -10403 62405 12600
+use VCO  VCO_0
+timestamp 1663030914
+transform 1 0 -7837 0 1 638742
+box 31141 20430 65400 41673
+<< labels >>
+flabel metal3 s -800 295420 480 295532 0 FreeSans 1120 0 0 0 gpio_analog[12]
+port 3 nsew signal bidirectional
+flabel metal3 0 680242 1700 685242 0 FreeSans 1120 0 0 0 io_analog[10]
+flabel metal3 s 175894 702300 180894 704800 0 FreeSans 1920 180 0 0 io_analog[6]
+port 43 nsew signal bidirectional
+flabel metal4 s 175894 702300 180894 704800 0 FreeSans 1920 180 0 0 io_analog[6]
+port 43 nsew signal bidirectional
+flabel metal5 s 175894 702300 180894 704800 0 FreeSans 1920 180 0 0 io_analog[6]
+port 43 nsew signal bidirectional
+flabel metal3 s 120194 702300 125194 704800 0 FreeSans 1920 180 0 0 io_analog[7]
+port 44 nsew signal bidirectional
+flabel metal3 s 68194 702300 73194 704800 0 FreeSans 1920 180 0 0 io_analog[8]
+port 45 nsew signal bidirectional
+flabel metal3 s 16194 702300 21194 704800 0 FreeSans 1920 180 0 0 io_analog[9]
+port 46 nsew signal bidirectional
+flabel metal3 s 165594 702300 170594 704800 0 FreeSans 1920 180 0 0 io_analog[6]
+port 49 nsew signal bidirectional
+flabel metal4 s 165594 702300 170594 704800 0 FreeSans 1920 180 0 0 io_analog[6]
+port 49 nsew signal bidirectional
+flabel metal5 s 165594 702300 170594 704800 0 FreeSans 1920 180 0 0 io_analog[6]
+port 49 nsew signal bidirectional
+flabel metal3 s -800 507984 480 508096 0 FreeSans 1120 0 0 0 io_in[14]
+port 61 nsew signal input
+flabel metal3 s -800 421540 480 421652 0 FreeSans 1120 0 0 0 io_in[16]
+port 63 nsew signal input
+flabel metal3 s -800 378318 480 378430 0 FreeSans 1120 0 0 0 io_in[17]
+port 64 nsew signal input
+flabel metal3 s -800 335096 480 335208 0 FreeSans 1120 0 0 0 io_in[18]
+port 65 nsew signal input
+flabel metal3 s -800 465944 480 466056 0 FreeSans 1120 0 0 0 io_in_3v3[15]
+port 89 nsew signal input
+flabel metal3 s 0 643842 1660 648642 0 FreeSans 1120 0 0 0 vccd2
+port 554 nsew signal bidirectional
+flabel metal3 s 0 633842 1660 638642 0 FreeSans 1120 0 0 0 vccd2
+port 555 nsew signal bidirectional
+flabel metal3 s 0 559442 1660 564242 0 FreeSans 1120 0 0 0 vssa2
+port 566 nsew signal bidirectional
+flabel metal3 s 0 549442 1660 554242 0 FreeSans 1120 0 0 0 vssa2
+port 567 nsew signal bidirectional
+flabel metal3 s 0 172888 1660 177688 0 FreeSans 1120 0 0 0 vssd2
+port 570 nsew signal bidirectional
+flabel metal3 s 0 162888 1660 167688 0 FreeSans 1120 0 0 0 vssd2
+port 571 nsew signal bidirectional
+flabel metal5 26080 559400 65590 564330 0 FreeSans 16000 0 0 0 GND
+rlabel metal2 56980 508120 57120 660100 1 CTRL1
+rlabel metal2 56720 466080 56860 660460 1 CTRL2
+rlabel metal2 56480 421660 56620 660980 1 CTRL3
+rlabel metal2 56200 378460 56340 661580 1 CTRL4
+rlabel metal2 55960 335220 56100 662500 1 CTRL5
+flabel metal1 14920 668060 15420 682040 0 FreeSans 8000 0 0 0 VCTRL
+flabel metal4 21660 603350 25780 608120 0 FreeSans 8000 0 0 0 REF
+rlabel metal3 17070 688210 41870 689330 1 OUT0
+rlabel metal3 43180 688360 70760 689480 1 OUT180
+<< properties >>
+string FIXED_BBOX 0 0 584000 704000
+<< end >>