G90G0Z[#5433 - 1]
#10=#5044 (Store A coordinate in register #10)

N10
IF [#10 LT 180]  20
#10=#10-360
JUMP 10

N20
IF [#10 GT -180]  50
#10=#10+360
JUMP 20

N50
G91 G0 A [-1*#10]
G90 G10 L70 P0 A0
G90 G10 L70 P#5220 A0