ftp4p2 etp4p dtp4 ctp4p2 btp4p

q2o4p p2o4 o2o4p2 n2o4p m2o4

1bo4 0bo4p2 zbo4p ybo4 xbo4p2

cln4p2 bln4p aln4 9kn4p2 8kn4p

num4p mum4 lum4p2 kum4p jum4