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12X1X11121212121
12X12111X12X2121
12X11111212X2121
12X1X111X1212121
12X1211121212121
12X11111X12X2121
12X1X111212X2121
12X12111X1212121
12X1111121212121
12X1X111X12X2121
12X12111212X2121
211X121121X1X102
211X12112121X102
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211XX21121X1X102
211XX2112121X102
211XX2X121X1X102
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