p69m q69m6 r69m68 s69m t69m6

exan6 fxan68 gxan hxan6 ixan68

3nbn68 4nbn 5nbn6 6nbn68 7nbn

secn tecn6 uecn68 vecn wecn6

h5cn6 i5cn68 j5cn k5cn6 l5cn68