y1op
x1opef
w1ope
v1op
u1opef
9aopef
8aope
7aop
6aopef
5aope
kknpe
jknp
iknpef
hknpe
gknp
vtmp
utmpef
ttmpe
stmp
rtmpef
62lpef
52lpe
42lp
32lpef
22lpe