coil 4x9 18
N N1 D4 E3 U4 N1 U4 W3 D4 N1 D4 E3 U4 N1 U4 W3 D4 N1 D4 E3 U4 N1 U4 W3 D4 N1 D4 E3 U4 N1 U4 W3 D4 N1 D4 E3 U4 N1 U4 W3 D4 N1 D4 E3 U4 N1 U4 W3 D4 N1 D4 E3 U4 N1 U4 W3 D4 N1 D4 E3 U4 N1 U4 W3 D4 D
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