n4pn2
o4pn2d
p4pn
q4pn2
r4pn2d
cvqn2d
dvqn
evqn2
fvqn2d
gvqn
1lrn
2lrn2
3lrn2d
4lrn
5lrn2
qcsn2
rcsn2d
scsn
tcsn2
ucsn2d
f3sn2d
g3sn
h3sn2
i3sn2d
j3sn