8vn27 7vn2 6vn272 5vn27 4vn2
j5m2 i5m272 h5m27 g5m2 f5m272
uem272 tem27 sem2 rem272 qem27
5nl27 4nl2 3nl272 2nl27 1nl2
gxk2 fxk272 exk27 dxk2 cxk272