796r 896r2 996r2o aa7r ba7r2
w07r2 x07r2o y07r z07r2 007r2o
lr8r2o mr8r nr8r2 or8r2o pr8r
ai9r bi9r2 ci9r2o di9r ei9r2
z89r2 089r2o 189r 289r2 389r2o