0dx2du
1dx2
2dx2d
3dx2du
4dx2
p4x2
q4x2d
r4x2du
s4x2
t4x2d
evy2d
fvy2du
gvy2
hvy2d
ivy2du
3lz2du
4lz2
5lz2d
6lz2du
7lz2
sc02
tc02d
uc02du
vc02
wc02d