7fi2
6fi2or
5fi2o
4fi2
3fi2or
iph2or
hph2o
gph2
fph2or
eph2o
tyg2o
syg2
ryg2or
qyg2o
pyg2
47f2
37f2or
27f2o
17f2
07f2or
fhf2or
ehf2o
dhf2
chf2or
bhf2o