y1c2
x1c2dt
w1c2d
v1c2
u1c2dt
9ac2dt
8ac2d
7ac2
6ac2dt
5ac2d
kkb2d
jkb2
ikb2dt
hkb2d
gkb2
vta2
uta2dt
tta2d
sta2
rta2dt
6291dt
5291d
4291
3291dt
2291d