X22X11X12X121122
X1X12X2212121101
2XX1X1X122221202
X2X1211X1X122201
XX2X1X1212X212M2
212112121X111XM2
11XX1X11X1221101
2121X2112XX21221
X111X12111221122
12112111X1X2XX22
