ox1pdt
px1p
qx1pd
rx1pdt
sx1p
do2p
eo2pd
fo2pdt
go2p
ho2pd
2e3pd
3e3pdt
4e3p
5e3pd
6e3pdt
r53pdt
s53p
t53pd
u53pdt
v53p
gw4p
hw4pd
iw4pdt
jw4p
kw4pd