x7bpop
y7bp
z7bpo
07bpop
17bp
mycp
nycpo
oycpop
pycp
qycpo
bpdpo
cpdpop
dpdp
epdpo
fpdpop
0fepop
1fep
2fepo
3fepop
4fep
p6ep
q6epo
r6epop
s6ep
t6epo