21X11112XX121XM1
21X121XXXX121XM1
212111XXXX1212M1
212111X2X2121XM1
2121211XX2121XM1
21212112XX1212M1
21X11XXX12121XM1
21X11XX21X1212M1
21X12X1X1X1212M1
21X12X1212121XM1
21211X12121212M1
21212XXX121212M1
21X1121X221212M1
21X122X2221212M1
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212122X22X121XM1
11XX11X211121221
11X1X11211221210
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11X11122111XXX21
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1111X21221XXX110
