c2on50 b2on5 a2on 91on50 81on5
nbon5 mbon lbon50 kbon5 jbon
yknn xknn50 wknn5 vknn uknn50
9tmn50 8tmn5 7tmn 6tmn50 5tmn5
k3ln5 j3ln i3ln50 h3ln5 g3ln