ckn21s bkn21 akn2 9jn21s 8jn21

ntm21 mtm2 ltm21s ktm21 jtm2

y2l2 x2l21s w2l21 v2l2 u2l21s

9bl21s 8bl21 7bl2 6bl21s 5bl21

klk21 jlk2 ilk21s hlk21 glk2