yyzd
zyzd0
0yzd0s
1yzd
2yzd0
np0d0
op0d0s
pp0d
qp0d0
rp0d0s
cg1d0s
dg1d
eg1d0
fg1d0s
gg1d
161d
261d0
361d0s
461d
561d0
qx2d0
rx2d0s
sx2d
tx2d0
ux2d0s