5spt2 4spt 3spt2r 2spt2 1spt

g2ot f2ot2r e2ot2 d2ot c2ot2r

rbot2r qbot2 pbot obot2r nbot2

2knt2 1knt 0knt2r zknt2 yknt

dumt cumt2r bumt2 aumt 9tmt2r