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1X2121111X212121
11XX2X1121112121
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1X2X211XX2112121
1XX22X111X112X21
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121X211XX1X12221
11X221122X212221
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121X2X12XX112X21
12XX21121XX12121
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1X12111X121X1XM1
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1X1221X2XX1X22M1
2X1221X112X112M1
1X1122XX21111XM1
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121X211112X1X1M2
