ic4usq
hc4us
gc4u
fc4usq
ec4us
tl3us
sl3u
rl3usq
ql3us
pl3u
4u2u
3u2usq
2u2us
1u2u
0u2usq
f41usq
e41us
d41u
c41usq
b41us
qd1us
pd1u
od1usq
nd1us
md1u