87xr9 97xr9b a8xr b8xr9 c8xr9b
xyyr9b yyyr zyyr9 0yyr9b 1yyr
mpzr npzr9 opzr9b ppzr qpzr9
bg0r9 cg0r9b dg0r eg0r9 fg0r9b
060r9b 160r 260r9 360r9b 460r