37ln1i 47ln 57ln1 67ln1i 77ln

symn tymn1 uymn1i vymn wymn1

hpnn1 ipnn1i jpnn kpnn1 lpnn1i

6fon1i 7fon 8fon1 9fon1i agon

v6on w6on1 x6on1i y6on z6on1