oubxf4 pubx qubxf rubxf4 subx

dlcx elcxf flcxf4 glcx hlcxf

2bdxf 3bdxf4 4bdx 5bdxf 6bdxf4

r2dxf4 s2dx t2dxf u2dxf4 v2dx

gtex htexf itexf4 jtex ktexf