diff --git a/src/db/unit_tests/dbLayoutToNetlistReaderTests.cc b/src/db/unit_tests/dbLayoutToNetlistReaderTests.cc
index cf1b10997..5f637911d 100644
--- a/src/db/unit_tests/dbLayoutToNetlistReaderTests.cc
+++ b/src/db/unit_tests/dbLayoutToNetlistReaderTests.cc
@@ -270,7 +270,7 @@ TEST(2_ReaderWithGlobalNets)
 {
   db::LayoutToNetlist l2n;
 
-  std::string in_path = tl::combine_path (tl::combine_path (tl::combine_path (tl::testsrc (), "testdata"), "algo"), "l2n_writer_au_2.txt");
+  std::string in_path = tl::combine_path (tl::combine_path (tl::combine_path (tl::testsrc (), "testdata"), "algo"), "l2n_reader_au.txt");
   tl::InputStream is_in (in_path);
 
   db::LayoutToNetlistStandardReader reader (is_in);
@@ -285,7 +285,7 @@ TEST(2_ReaderWithGlobalNets)
     writer.write (&l2n);
   }
 
-  std::string au_path = tl::combine_path (tl::combine_path (tl::combine_path (tl::testsrc (), "testdata"), "algo"), "l2n_writer_au_2.txt");
+  std::string au_path = tl::combine_path (tl::combine_path (tl::combine_path (tl::testsrc (), "testdata"), "algo"), "l2n_reader_au.txt");
 
   compare_text_files (path, au_path);
 
@@ -327,7 +327,7 @@ TEST(3_ReaderAbsoluteCoordinates)
 {
   db::LayoutToNetlist l2n;
 
-  std::string in_path = tl::combine_path (tl::combine_path (tl::combine_path (tl::testsrc (), "testdata"), "algo"), "l2n_writer_au_2_abs.txt");
+  std::string in_path = tl::combine_path (tl::combine_path (tl::combine_path (tl::testsrc (), "testdata"), "algo"), "l2n_reader_au_abs.txt");
   tl::InputStream is_in (in_path);
 
   db::LayoutToNetlistStandardReader reader (is_in);
@@ -342,7 +342,7 @@ TEST(3_ReaderAbsoluteCoordinates)
     writer.write (&l2n);
   }
 
-  std::string au_path = tl::combine_path (tl::combine_path (tl::combine_path (tl::testsrc (), "testdata"), "algo"), "l2n_writer_au_2.txt");
+  std::string au_path = tl::combine_path (tl::combine_path (tl::combine_path (tl::testsrc (), "testdata"), "algo"), "l2n_reader_au.txt");
 
   compare_text_files (path, au_path);
 
diff --git a/src/db/unit_tests/dbLayoutToNetlistWriterTests.cc b/src/db/unit_tests/dbLayoutToNetlistWriterTests.cc
index f2f12169e..2db34248d 100644
--- a/src/db/unit_tests/dbLayoutToNetlistWriterTests.cc
+++ b/src/db/unit_tests/dbLayoutToNetlistWriterTests.cc
@@ -371,14 +371,14 @@ TEST(2_WriterWithGlobalNets)
   l2n.netlist ()->make_top_level_pins ();
   l2n.netlist ()->purge ();
 
-  std::string path = tmp_file ("tmp_l2nwriter_2.txt");
+  std::string path = tmp_file ("tmp_l2nwriter_2b.txt");
   {
     tl::OutputStream stream (path);
     db::LayoutToNetlistStandardWriter writer (stream, false);
     writer.write (&l2n);
   }
 
-  std::string au_path = tl::combine_path (tl::combine_path (tl::combine_path (tl::testsrc (), "testdata"), "algo"), "l2n_writer_au_2.txt");
+  std::string au_path = tl::combine_path (tl::combine_path (tl::combine_path (tl::testsrc (), "testdata"), "algo"), "l2n_writer_au_2b.txt");
 
   compare_text_files (path, au_path);
 
diff --git a/testdata/algo/l2n_writer_au_2.txt b/testdata/algo/l2n_reader_au.txt
similarity index 100%
rename from testdata/algo/l2n_writer_au_2.txt
rename to testdata/algo/l2n_reader_au.txt
diff --git a/testdata/algo/l2n_writer_au_2_abs.txt b/testdata/algo/l2n_reader_au_abs.txt
similarity index 100%
rename from testdata/algo/l2n_writer_au_2_abs.txt
rename to testdata/algo/l2n_reader_au_abs.txt
diff --git a/testdata/algo/l2n_writer_au_2b.txt b/testdata/algo/l2n_writer_au_2b.txt
new file mode 100644
index 000000000..c232887a5
--- /dev/null
+++ b/testdata/algo/l2n_writer_au_2b.txt
@@ -0,0 +1,619 @@
+#%l2n-klayout
+top(RINGO)
+unit(0.001)
+
+# Layer section
+# This section lists the mask layers (drawing or derived) and their connections.
+
+# Mask layers
+layer(rbulk)
+layer(nwell '1/0')
+layer(poly '3/0')
+layer(poly_lbl '3/1')
+layer(diff_cont '4/0')
+layer(poly_cont '5/0')
+layer(metal1 '6/0')
+layer(metal1_lbl '6/1')
+layer(via1 '7/0')
+layer(metal2 '8/0')
+layer(metal2_lbl '8/1')
+layer(ntie)
+layer(psd)
+layer(ptie)
+layer(nsd)
+
+# Mask layer connectivity
+connect(nwell nwell ntie)
+connect(poly poly poly_lbl poly_cont)
+connect(poly_lbl poly)
+connect(diff_cont diff_cont metal1 ntie psd ptie nsd)
+connect(poly_cont poly poly_cont metal1)
+connect(metal1 diff_cont poly_cont metal1 metal1_lbl via1)
+connect(metal1_lbl metal1)
+connect(via1 metal1 via1 metal2)
+connect(metal2 via1 metal2 metal2_lbl)
+connect(metal2_lbl metal2)
+connect(ntie nwell diff_cont ntie)
+connect(psd diff_cont psd)
+connect(ptie diff_cont ptie)
+connect(nsd diff_cont nsd)
+
+# Global nets and connectivity
+global(rbulk BULK)
+global(ptie BULK)
+
+# Device class section
+class(PMOS MOS4)
+class(NMOS MOS4)
+
+# Device abstracts section
+# Device abstracts list the pin shapes of the devices.
+device(D$PMOS PMOS
+ terminal(S
+  rect(psd (-650 -475) (525 950))
+ )
+ terminal(G
+  rect(poly (-125 -475) (250 950))
+ )
+ terminal(D
+  rect(psd (125 -475) (550 950))
+ )
+ terminal(B
+  rect(nwell (-125 -475) (250 950))
+ )
+)
+device(D$PMOS$1 PMOS
+ terminal(S
+  rect(psd (-675 -475) (550 950))
+ )
+ terminal(G
+  rect(poly (-125 -475) (250 950))
+ )
+ terminal(D
+  rect(psd (125 -475) (525 950))
+ )
+ terminal(B
+  rect(nwell (-125 -475) (250 950))
+ )
+)
+device(D$NMOS NMOS
+ terminal(S
+  rect(nsd (-650 -475) (525 950))
+ )
+ terminal(G
+  rect(poly (-125 -475) (250 950))
+ )
+ terminal(D
+  rect(nsd (125 -475) (550 950))
+ )
+ terminal(B
+  rect(rbulk (-125 -475) (250 950))
+ )
+)
+device(D$NMOS$1 NMOS
+ terminal(S
+  rect(nsd (-675 -475) (550 950))
+ )
+ terminal(G
+  rect(poly (-125 -475) (250 950))
+ )
+ terminal(D
+  rect(nsd (125 -475) (525 950))
+ )
+ terminal(B
+  rect(rbulk (-125 -475) (250 950))
+ )
+)
+
+# Circuit section
+# Circuits are the hierarchical building blocks of the netlist.
+circuit(INV2
+
+ # Circuit boundary
+ rect((-1700 -1640) (3100 6220))
+
+ # Nets with their geometries
+ net(1
+  rect(nwell (-1400 1800) (2800 2780))
+  rect(diff_cont (-1510 -650) (220 220))
+  rect(ntie (-510 -450) (800 680))
+ )
+ net(2 name(IN)
+  rect(poly (-525 -250) (250 2500))
+  rect(poly (-1425 -630) (1300 360))
+  rect(poly (-125 -2780) (250 1600))
+  rect(poly (-250 1200) (250 1600))
+  rect(poly_lbl (-526 -1801) (2 2))
+  rect(poly_cont (-831 -111) (220 220))
+ )
+ net(3
+  rect(poly (275 -250) (250 2500))
+  rect(poly (-305 -1430) (360 360))
+  rect(poly (-305 820) (250 1600))
+  rect(poly (-250 -4400) (250 1600))
+  rect(diff_cont (-1435 1690) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -3420) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(poly_cont (980 580) (220 220))
+  rect(metal1 (-1310 -290) (1380 360))
+  rect(metal1 (-1560 -1600) (360 2840))
+  rect(metal1 (-360 0) (360 760))
+  rect(metal1 (-360 -3560) (360 760))
+  rect(psd (-430 1945) (525 950))
+  rect(nsd (-525 -3750) (525 950))
+ )
+ net(4 name(OUT)
+  rect(diff_cont (690 2890) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-220 -2620) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  polygon(metal1 (-110 110) (0 360) (140 0) (0 1240) (-320 0) (0 800) (360 0) (0 -440) (320 0) (0 -1960))
+  rect(metal1 (-680 2400) (360 760))
+  rect(metal1 (-360 -3560) (360 760))
+  rect(metal1_lbl (-181 1419) (2 2))
+  rect(psd (-276 524) (525 950))
+  rect(nsd (-525 -3750) (525 950))
+ )
+ net(5 name(VSS)
+  rect(diff_cont (-110 -310) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(metal1 (-290 -290) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(via1 (-305 -705) (250 250))
+  rect(via1 (-250 150) (250 250))
+  rect(metal2 (-1525 -775) (2800 900))
+  rect(metal2_lbl (-161 -541) (2 2))
+  rect(nsd (-1516 -386) (550 950))
+ )
+ net(6 name(VDD)
+  rect(diff_cont (-110 2490) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(metal1 (-290 -290) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(via1 (-305 -705) (250 250))
+  rect(via1 (-250 150) (250 250))
+  rect(metal2 (-1525 -775) (2800 900))
+  rect(metal2_lbl (-151 -451) (2 2))
+  rect(psd (-1526 -476) (550 950))
+ )
+ net(7 name(BULK)
+  rect(diff_cont (-110 -1360) (220 220))
+  rect(ptie (-510 -450) (800 680))
+ )
+
+ # Outgoing pins and their connections to nets
+ pin(1)
+ pin(2 name(IN))
+ pin(3)
+ pin(4 name(OUT))
+ pin(5 name(VSS))
+ pin(6 name(VDD))
+ pin(7 name(BULK))
+
+ # Devices and their connections
+ device(1 D$PMOS
+  location(-400 2800)
+  param(L 0.25)
+  param(W 0.95)
+  param(AS 0.49875)
+  param(AD 0.26125)
+  param(PS 2.95)
+  param(PD 1.5)
+  terminal(S 3)
+  terminal(G 2)
+  terminal(D 6)
+  terminal(B 1)
+ )
+ device(2 D$PMOS$1
+  location(400 2800)
+  param(L 0.25)
+  param(W 0.95)
+  param(AS 0.26125)
+  param(AD 0.49875)
+  param(PS 1.5)
+  param(PD 2.95)
+  terminal(S 6)
+  terminal(G 3)
+  terminal(D 4)
+  terminal(B 1)
+ )
+ device(3 D$NMOS
+  location(-400 0)
+  param(L 0.25)
+  param(W 0.95)
+  param(AS 0.49875)
+  param(AD 0.26125)
+  param(PS 2.95)
+  param(PD 1.5)
+  terminal(S 3)
+  terminal(G 2)
+  terminal(D 5)
+  terminal(B 7)
+ )
+ device(4 D$NMOS$1
+  location(400 0)
+  param(L 0.25)
+  param(W 0.95)
+  param(AS 0.26125)
+  param(AD 0.49875)
+  param(PS 1.5)
+  param(PD 2.95)
+  terminal(S 5)
+  terminal(G 3)
+  terminal(D 4)
+  terminal(B 7)
+ )
+
+)
+circuit(INV2PAIR
+
+ # Circuit boundary
+ rect((0 -840) (5740 6220))
+
+ # Nets with their geometries
+ net(1 name(BULK))
+ net(2
+  rect(diff_cont (3430 3290) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -3420) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+ )
+ net(3
+  rect(diff_cont (790 3290) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -3420) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+ )
+ net(4
+  rect(diff_cont (4230 3290) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-2860 -220) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(metal1 (2350 -290) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal1 (-3000 -760) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+ )
+ net(5
+  rect(diff_cont (4230 490) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-2860 -220) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(metal1 (2350 -290) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal1 (-3000 -760) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+ )
+ net(6
+  rect(diff_cont (2390 3690) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-220 -2620) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+ )
+ net(7)
+ net(8
+  rect(diff_cont (5030 3690) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-220 -2620) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+ )
+ net(9)
+
+ # Outgoing pins and their connections to nets
+ pin(1 name(BULK))
+ pin(2)
+ pin(4)
+ pin(5)
+ pin(7)
+ pin(8)
+ pin(9)
+
+ # Subcircuits and their connections
+ circuit(1 INV2 location(1700 800)
+  pin(0 9)
+  pin(1 7)
+  pin(2 3)
+  pin(3 6)
+  pin(4 5)
+  pin(5 4)
+  pin(6 1)
+ )
+ circuit(2 INV2 location(4340 800)
+  pin(0 9)
+  pin(1 6)
+  pin(2 2)
+  pin(3 8)
+  pin(4 5)
+  pin(5 4)
+  pin(6 1)
+ )
+
+)
+circuit(RINGO
+
+ # Circuit boundary
+ rect((-1720 -1640) (26880 6220))
+
+ # Nets with their geometries
+ net(1 name(FB)
+  rect(diff_cont (22850 2490) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -3420) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(metal1 (-24770 1310) (360 360))
+  rect(via1 (-305 -305) (250 250))
+  rect(via1 (24230 -250) (250 250))
+  rect(metal2 (-24805 -325) (24880 400))
+  rect(metal2_lbl (-23161 -201) (2 2))
+ )
+ net(2 name(OSC)
+  rect(diff_cont (24450 2890) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-220 -2620) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(via1 (-235 1765) (250 250))
+  rect(metal2 (-325 -325) (400 400))
+  rect(metal2_lbl (-201 -201) (2 2))
+ )
+ net(3 name(VDD)
+  rect(diff_cont (7810 2490) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-2860 -220) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-2860 -220) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-2860 -220) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (12980 -220) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-2860 -220) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (7700 -220) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-2860 -220) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (7700 -220) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-2860 -220) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(metal1 (-21410 390) (360 1120))
+  rect(metal1 (2280 -1120) (360 1120))
+  rect(metal1 (2280 -1120) (360 1120))
+  rect(metal1 (2280 -1120) (360 1120))
+  rect(metal1 (2280 -1120) (360 1120))
+  rect(metal1 (2280 -1120) (360 1120))
+  rect(metal1 (2280 -1120) (360 1120))
+  rect(metal1 (2280 -1120) (360 1120))
+  rect(metal1 (2280 -1120) (360 1120))
+  rect(metal1 (2280 -1120) (360 1120))
+  rect(metal1 (-16200 -1800) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal1 (-3000 -760) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal1 (-3000 -760) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal1 (-3000 -760) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal1 (12840 -760) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal1 (-3000 -760) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal1 (7560 -760) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal1 (-3000 -760) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal1 (7560 -760) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal1 (-3000 -760) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal2_lbl (-21301 -381) (2 2))
+ )
+ net(4 name(VSS)
+  rect(diff_cont (7810 -310) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-2860 -220) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-2860 -220) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-2860 -220) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (12980 -220) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-2860 -220) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (7700 -220) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-2860 -220) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (7700 -220) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-2860 -220) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -220) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(metal1 (-21410 -1330) (360 1120))
+  rect(metal1 (2280 -1120) (360 1120))
+  rect(metal1 (2280 -1120) (360 1120))
+  rect(metal1 (2280 -1120) (360 1120))
+  rect(metal1 (2280 -1120) (360 1120))
+  rect(metal1 (2280 -1120) (360 1120))
+  rect(metal1 (2280 -1120) (360 1120))
+  rect(metal1 (2280 -1120) (360 1120))
+  rect(metal1 (2280 -1120) (360 1120))
+  rect(metal1 (2280 -1120) (360 1120))
+  rect(metal1 (-16200 -80) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal1 (-3000 -760) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal1 (-3000 -760) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal1 (-3000 -760) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal1 (12840 -760) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal1 (-3000 -760) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal1 (7560 -760) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal1 (-3000 -760) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal1 (7560 -760) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal1 (-3000 -760) (360 760))
+  rect(metal1 (-360 -760) (360 760))
+  rect(metal2_lbl (-21301 -381) (2 2))
+ )
+ net(5
+  rect(diff_cont (17570 2490) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -3420) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+ )
+ net(6
+  rect(diff_cont (12290 2490) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -3420) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+ )
+ net(7
+  rect(diff_cont (7010 2490) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -3420) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+ )
+ net(8
+  rect(diff_cont (1730 2490) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+  rect(diff_cont (-220 -3420) (220 220))
+  rect(diff_cont (-220 180) (220 220))
+ )
+ net(9
+  rect(diff_cont (3330 2890) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-220 -2620) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+ )
+ net(10
+  rect(diff_cont (19170 2890) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-220 -2620) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+ )
+ net(11
+  rect(diff_cont (13890 2890) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-220 -2620) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+ )
+ net(12
+  rect(diff_cont (8610 2890) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+  rect(diff_cont (-220 -2620) (220 220))
+  rect(diff_cont (-220 -620) (220 220))
+ )
+
+ # Outgoing pins and their connections to nets
+ pin(1 name(FB))
+ pin(2 name(OSC))
+ pin(3 name(VDD))
+ pin(4 name(VSS))
+
+ # Subcircuits and their connections
+ circuit(1 INV2PAIR location(19420 -800)
+  pin(0 4)
+  pin(1 1)
+  pin(2 3)
+  pin(3 4)
+  pin(4 10)
+  pin(5 2)
+  pin(6 3)
+ )
+ circuit(2 INV2PAIR location(-1700 -800)
+  pin(0 4)
+  pin(1 8)
+  pin(2 3)
+  pin(3 4)
+  pin(4 1)
+  pin(5 9)
+  pin(6 3)
+ )
+ circuit(3 INV2PAIR location(3580 -800)
+  pin(0 4)
+  pin(1 7)
+  pin(2 3)
+  pin(3 4)
+  pin(4 9)
+  pin(5 12)
+  pin(6 3)
+ )
+ circuit(4 INV2PAIR location(8860 -800)
+  pin(0 4)
+  pin(1 6)
+  pin(2 3)
+  pin(3 4)
+  pin(4 12)
+  pin(5 11)
+  pin(6 3)
+ )
+ circuit(5 INV2PAIR location(14140 -800)
+  pin(0 4)
+  pin(1 5)
+  pin(2 3)
+  pin(3 4)
+  pin(4 11)
+  pin(5 10)
+  pin(6 3)
+ )
+
+)