11111121111X11MM
111111211X1212MM
1111X121X11212MM
1111X121XX1X11MM
11211121X11211MM
11211121XX1X12MM
1121X121111X12MM
1121X1211X1211MM
1X111121X11X12MM
1X111121XX1211MM
1X11X121111211MM
1X11X1211X1X12MM
1X211121111212MM
1X2111211X1X11MM
1X21X121X11X11MM
1X21X121XX1212MM
