app2 bpp27 cpp27o dpp2 epp27

zfq27 0fq27o 1fq2 2fq27 3fq27o

o6q27o p6q2 q6q27 r6q27o s6q2

dxr2 exr27 fxr27o gxr2 hxr27

2ns27 3ns27o 4ns2 5ns27 6ns27o