55r2r
45r2
35r2r6
25r2r
15r2
gfr2
ffr2r6
efr2r
dfr2
cfr2r6
roq2r6
qoq2r
poq2
ooq2r6
noq2r
2xp2r
1xp2
0xp2r6
zxp2r
yxp2
d7o2
c7o2r6
b7o2r
a7o2
96o2r6