111X11X2112X1211
111X11X2XX221211
2X12X1X2112X1211
2X12X1X2XX221211
2X1X11X2X12X1211
2X1X11X21X221211
1112X1X2X12X1211
1112X1X21X221211
211211X21X2X1211
211211X2X1221211
1X1XX1X21X2X1211
1X1XX1X2X1221211
211XX1X211221211
211XX1X2XX2X1211
1X1211X211221211
1X1211X2XX2X1211
