xaa2oc
yaa2
zaa2o
0aa2oc
1aa2
m1a2
n1a2o
o1a2oc
p1a2
q1a2o
bsb2o
csb2oc
dsb2
esb2o
fsb2oc
0ic2oc
1ic2
2ic2o
3ic2oc
4ic2
p9c2
q9c2o
r9c2oc
s9c2
t9c2o