9fa197 aga1 bga19 cga197 dga1
y6a1 z6a19 06a197 16a1 26a19
nxb19 oxb197 pxb1 qxb19 rxb197
coc197 doc1 eoc19 foc197 goc1
1ed1 2ed19 3ed197 4ed1 5ed19