x3omch
y3om
z3omc
03omch
13om
mupm
nupmc
oupmch
pupm
qupmc
blqmc
clqmch
dlqm
elqmc
flqmch
0brmch
1brm
2brmc
3brmch
4brm
p2rm
q2rmc
r2rmch
s2rm
t2rmc