nc2bo
oc2bon
pc2b
qc2bo
rc2bon
c32bon
d32b
e32bo
f32bon
g32b
1t3b
2t3bo
3t3bon
4t3b
5t3bo
qk4bo
rk4bon
sk4b
tk4bo
uk4bon
fb5bon
gb5b
hb5bo
ib5bon
jb5b