86st2 96st2s a7st b7st2 c7st2s
xxtt2s yxtt zxtt2 0xtt2s 1xtt
mout nout2 oout2s pout qout2
bfvt2 cfvt2s dfvt efvt2 ffvt2s
05vt2s 15vt 25vt2 35vt2s 45vt