81s01 71s0 61s018 51s01 41s0
jbs0 ibs018 hbs01 gbs0 fbs018
ukr018 tkr01 skr0 rkr018 qkr01
5tq01 4tq0 3tq018 2tq01 1tq0
g3p0 f3p018 e3p01 d3p0 c3p018