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1X12X1X121221120
2112X1X121221120
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1X12111121221120
2112111121221120
2X12X11121221120
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2212212121221120
2X121XX221221120
2X1212X221221120
2XX21XX121221120
2XX212X121221120
2XX211X221221120
XX1211X1X1221120
221211X1X1221120
2X1221X1X1221120
2X121121X1221120
2X121XX1212X1120
2X1212X1212X1120
2X1211X2212X1120
2XX211X1212X1120
2X121XXX21221120
2X1212XX21221120
2XX211XX21221120
2X1211XX212X1120
XX1211X111221120
221211X111221120
2X1221X111221120
2X12112111221120
