x2l2pg y2l2 z2l2p 02l2pg 12l2
mtm2 ntm2p otm2pg ptm2 qtm2p
bkn2p ckn2pg dkn2 ekn2p fkn2pg
0ao2pg 1ao2 2ao2p 3ao2pg 4ao2
p1o2 q1o2p r1o2pg s1o2 t1o2p