9ma1s2 ana1 bna1s cna1s2 dna1
ydb1 zdb1s 0db1s2 1db1 2db1s
n4b1s o4b1s2 p4b1 q4b1s r4b1s2
cvc1s2 dvc1 evc1s fvc1s2 gvc1
1ld1 2ld1s 3ld1s2 4ld1 5ld1s