segment -PB8
join bot_2rx_tl -bot_02lj_a 450
-segment PC6
+segment PC5
part bot_3lj ^pt_main_r c -bot_3lk
-segment PC7 120 PC78 120 PC8
+segment PC6 120 PC7 120 PC8
join bot_3lj_a -bot_3rj_a 450
segment -PB7/P1
join bot_23lj_b -bot_3lj_b 315 twoarcs
-segment -PC6 120 -PC5 245 -PC4
+segment -PC5 120 -PC4 245 -PC3
join bot_3lk -leb_3k 315 arcline
segment -PB6 126 -PB5 330 -PB4
#join -top_45x_br -top_4le0 550 twoarcs
layer 2
-segment -PC4 637 -PC3
+segment -PC3 637 -PC2
join -leb_3k top_3lk 389 arcsline
segment -PB4 213 -PB3
layer 0
-segment -PC3
+segment -PC2
extend top_3lk top_3u1 len 270
rel -top_0rm_a top_3u2 35 -111
layer 2
segment PC1
extend top_3j_b -top_3u3 len 40 -315
-segment -PC3 238 -PC1
+segment -PC2 238 -PC1
join top_3u2 top_3u3 315 arcline
segment /