8h3on 7h3o 6h3on1 5h3on 4h3o
jr2o ir2on1 hr2on gr2o fr2on1
u01on1 t01on s01o r01on1 q01on
590on 490o 390on1 290on 190o
gj0o fj0on1 ej0on dj0o cj0on1