yyzx
zyzxf
0yzxf8
1yzx
2yzxf
np0xf
op0xf8
pp0x
qp0xf
rp0xf8
cg1xf8
dg1x
eg1xf
fg1xf8
gg1x
161x
261xf
361xf8
461x
561xf
qx2xf
rx2xf8
sx2x
tx2xf
ux2xf8