11XX112XX1212X21
11X2X12XX111X121
11X2X22211212X21
112XX2221111X121
112212221111X121
1122X12XX1212X21
1XXX12221111X121
1XXXX12XX1212X21
1XX2112XX1212X21
1X2X11221111X121
1X2X122XX1212X21
1X22X2221111X121
11X2XX2211212121
1122122XX1X12X21
1XX2XX2211212121
1X22122XX1X12X21
112X1X221112XXM2
