'CUA
Md0}G4:
-O/N>I,
G6:
L4:
N2-4MO:
A<0}G5:
(-N+ûA)/2M>I,
(-N-ûA)/2M>J,
L5:
-N/2M>I,
"+-û",
A/4M2>J,
L6: