11X121111X12XX12
12XXX1111X12XX12
21XXX1111X122X12
21XX22111X12XX12
22X1X2111X12XX12
22X121111X122X12
11XXX2X11112XX12
11XX21X111122X12
12X1X1X111122X12
12X122X11112XX12
21X122X111122X12
22XXX2X111122X12
11X1X22112122X12
12XX222112122X12
21X1X1211212XX12
22XX21211212XX12
22112X22X2X1211M
21XX1XX112XX1112
11X1X1122121XX2M
211X2X111X211X2M
1X121X111X121222
212X212112X1XX02
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2111221XX221XXM2
