1f11
2f11y
3f11yx
4f11
5f11y
q611y
r611yx
s611
t611y
u611yx
fx21yx
gx21
hx21y
ix21yx
jx21
4n31
5n31y
6n31yx
7n31
8n31y
te41y
ue41yx
ve41
we41y
xe41yx