uuy2du
tuy2d
suy2
ruy2du
quy2d
53x2d
43x2
33x2du
23x2d
13x2
gdx2
fdx2du
edx2d
ddx2
cdx2du
rmw2du
qmw2d
pmw2
omw2du
nmw2d
2vv2d
1vv2
0vv2du
zvv2d
yvv2