0ir2t1
1ir2
2ir2t
3ir2t1
4ir2
p9r2
q9r2t
r9r2t1
s9r2
t9r2t
e0s2t
f0s2t1
g0s2
h0s2t
i0s2t1
3qt2t1
4qt2
5qt2t
6qt2t1
7qt2
shu2
thu2t
uhu2t1
vhu2
whu2t