8ss2s
7ss2
6ss2sz
5ss2s
4ss2
j2r2
i2r2sz
h2r2s
g2r2
f2r2sz
ubr2sz
tbr2s
sbr2
rbr2sz
qbr2s
5kq2s
4kq2
3kq2sz
2kq2s
1kq2
gup2
fup2sz
eup2s
dup2
cup2sz