bt1tn ct1tnk dt1t et1tn ft1tnk

0j2tnk 1j2t 2j2tn 3j2tnk 4j2t

pa3t qa3tn ra3tnk sa3t ta3tn

e13tn f13tnk g13t h13tn i13tnk

3r4tnk 4r4t 5r4tn 6r4tnk 7r4t