7ak2 6ak2ol 5ak2o 4ak2 3ak2ol
ikj2ol hkj2o gkj2 fkj2ol ekj2o
tti2o sti2 rti2ol qti2o pti2
42h2 32h2ol 22h2o 12h2 02h2ol
fch2ol ech2o dch2 cch2ol bch2o