6nqn2o 5nqn2 4nqn 3nqn2o 2nqn2
hxpn2 gxpn fxpn2o expn2 dxpn
s6on r6on2o q6on2 p6on o6on2o
3fon2o 2fon2 1fon 0fon2o zfon2
epnn2 dpnn cpnn2o bpnn2 apnn