2X1X1112X112X1M1
1211211X12X111M2
1112X11XX12111M1
XX1121121X1X21M2
XX1XX112X12121M2
1211211X12XX21M1
121X211XX12XX1M2
XX11X1121X21X1M1
XX11X112X2X121M1
1211211X12XX21M1
X11X1112X12XX1M2
211XX1111X2211M2
1X1X211X111X21M2
1211111X122XX1M1
121X21121XX121M2
1X11211211X211M1
1211X1122X2121M2
XX112111X1X2X1M1
211X111X122X11M2
