1X1X11XXX111XX22
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1X1X21XXX112X122
1X1X21XXX2111X22
1X1X212XX1111122
1X1X212XX212XX22
121X11XXX1111122
121X11XXX212XX22
121X112XX112X122
121X112XX2111X22
121X21XXX1121X22
121X21XXX211X122
121X212XX111XX22
121X212XX2121122
1X1X11XXX1X11122
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1X1X112XX1X2X122
1X1X112XX2X11X22
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1X1X212XX1X1XX22
1X1X212XX2X21122
121X11XXX1X1XX22
121X11XXX2X21122
121X112XX1X21X22
121X112XX2X1X122
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121X21XXX2X11X22
121X212XX1X11122
121X212XX2X2XX22
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121X11XXX1211122
121X11XXX122XX22
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121X212XX121X122
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