join top_2j21 -top_2j_b 600
layer 8
-extend top_45x_tr top_4j21 len 95 1200
-extend top_2j_a -top_4j22 len 0.010 -352
-join top_4j21 top_4j22 352
+
+extend top_45x_tr top_4j20 len 30 1000
+extend top_4j20 top_4j21 len 30 750
+extend top_4j21 top_4j22 len 30 450
+
+#extend top_45x_tr top_4j20 len 20 600
+#extend top_4j20 top_4j21 len 40 1500
+#extend top_4j21 top_4j22 len 40 700
+
+
+
+#extend top_45x_tr top_4j21 len 95 900
+
+#extend top_2j_a -top_4j22 len 0.010 -352
+#join top_4j21 top_4j22 352
+
+#extend -top_4j22 len 0.010 -352
+
+join top_4j22 -top_2j_a 352
#twoarcs
rel -top_0rm_a top_5j3b 0 -148