5aqnz 4aqn 3aqnz1 2aqnz 1aqn
gkpn fkpnz1 ekpnz dkpn ckpnz1
rtonz1 qtonz pton otonz1 ntonz
22nnz 12nn 02nnz1 z2nnz y2nn
dcnn ccnnz1 bcnnz acnn 9bnnz1