121X11121211XX21
121X11X21221XX21
1X12112X12X1XX21
2X12111X1221XX21
22121122X2X1XX21
121X1112X211XX21
2X1X11XXX211XX22
2X1X112212X11X22
221211XX12111X22
1X121112X2111X22
1X1211X2X2211X22
121X112XX2X11X22
2X1211X21211X1M1
1X1X11121221X1M1
221X112X12X1X1M1
1X1X1122X2X1X1M1
1212111XX211X1M1
121211XXX221X1M1
1212112212X111M2
22121112122111M2
1212111X122111M2
1X1X11XX121111M2
221X11X2X21111M2
