pskc qskcg rskcgb sskc tskcg
ejlcg fjlcgb gjlc hjlcg ijlcgb
39lcgb 49lc 59lcg 69lcgb 79lc
s0mc t0mcg u0mcgb v0mc w0mcg
hrncg irncgb jrnc krncg lrncgb