ab1s 9a1sn2 8a1sn 7a1s 6a1sn2
lk0sn2 kk0sn jk0s ik0sn2 hk0sn
wtzsn vtzs utzsn2 ttzsn stzs
72ys 62ysn2 52ysn 42ys 32ysn2
icysn2 hcysn gcys fcysn2 ecysn