j1r2
i1r2ab
h1r2a
g1r2
f1r2ab
uar2ab
tar2a
sar2
rar2ab
qar2a
5jq2a
4jq2
3jq2ab
2jq2a
1jq2
gtp2
ftp2ab
etp2a
dtp2
ctp2ab
r2o2ab
q2o2a
p2o2
o2o2ab
n2o2a