zrzrx
0rzrxz
1rzr
2rzrx
3rzrxz
oi0rxz
pi0r
qi0rx
ri0rxz
si0r
d90r
e90rx
f90rxz
g90r
h90rx
2z1rx
3z1rxz
4z1r
5z1rx
6z1rxz
rq2rxz
sq2r
tq2rx
uq2rxz
vq2r