osl2um nsl2u msl2 lsl2um ksl2u

z1k2u y1k2 x1k2um w1k2u v1k2

abk2 9ak2um 8ak2u 7ak2 6ak2um

lkj2um kkj2u jkj2 ikj2um hkj2u

wti2u vti2 uti2um tti2u sti2