X21X2112XXXX1121
X21X21122X212121
X211X11X1121X121
1X1X21121X11X121
1X11X112X12X1121
2X1XX1122XX12121
2X1X211X1XX12121
2X1X211X222X1121
2X11X11X1121X121
XX11X11X22111122
XX11211221XX2122
X211X11211X11122
X211211XXX1XX122
1X1XX11XX2111122
1211X11XX21X1122
1211X11X12212122
2X1121122X212122
221XX11XX21XX122
X211X112121XX1M1
1211X11XX11X11M1
1X1XX112X1X1X1M2
1X11211X212XX1M2
2X1X21122XX121M2
221X211X122X21M2
