1X1111111X1121MM
1X11111X12X121MM
X22211111X1121MM
X222111X12X121MM
X211111X1X1121MM
X211111112X121MM
1X22111X1X1121MM
1X22111112X121MM
XX211111121121MM
XX21111X1XX121MM
12121111121121MM
1212111X1XX121MM
XX1211111XX121MM
XX12111X121121MM
122111111XX121MM
1221111X121121MM
