x4prd2
w4prd
v4pr
u4prd2
t4prd
8dprd
7dpr
6dprd2
5dprd
4dpr
jnor
inord2
hnord
gnor
fnord2
uwnrd2
twnrd
swnr
rwnrd2
qwnrd
55mrd
45mr
35mrd2
25mrd
15mr