um0dn1
vm0d
wm0dn
xm0dn1
ym0d
jd1d
kd1dn
ld1dn1
md1d
nd1dn
831dn
931dn1
a41d
b41dn
c41dn1
xu2dn1
yu2d
zu2dn
0u2dn1
1u2d
ml3d
nl3dn
ol3dn1
pl3d
ql3dn