c1pqrb
d1pq
e1pqr
f1pqrb
g1pq
1rqq
2rqqr
3rqqrb
4rqq
5rqqr
qirqr
rirqrb
sirq
tirqr
uirqrb
f9rqrb
g9rq
h9rqr
i9rqrb
j9rq
4zsq
5zsqr
6zsqrb
7zsq
8zsqr