d2l2 c2l21s b2l21 a2l2 91l21s

obl21s nbl21 mbl2 lbl21s kbl21

zkk21 ykk2 xkk21s wkk21 vkk2

auj2 9tj21s 8tj21 7tj2 6tj21s

l3i21s k3i21 j3i2 i3i21s h3i21