a1p2
b1p2c
c1p2cr
d1p2
e1p2c
zrq2c
0rq2cr
1rq2
2rq2c
3rq2cr
oir2cr
pir2
qir2c
rir2cr
sir2
d9r2
e9r2c
f9r2cr
g9r2
h9r2c
2zs2c
3zs2cr
4zs2
5zs2c
6zs2cr