5ti2x 4ti2 3ti2xd 2ti2x 1ti2

g3h2 f3h2xd e3h2x d3h2 c3h2xd

rch2xd qch2x pch2 och2xd nch2x

2lg2x 1lg2 0lg2xd zlg2x ylg2

dvf2 cvf2xd bvf2x avf2 9uf2xd