pt7s ot7s01 nt7s0 mt7s lt7s01

026s01 z26s0 y26s x26s01 w26s0

bc6s0 ac6s 9b6s01 8b6s0 7b6s

ml5s ll5s01 kl5s0 jl5s il5s01

xu4s01 wu4s0 vu4s uu4s01 tu4s0