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11X1121112121212
2121X11X12121X12
2121X21112121X12
2121X21112121212
1121X11112X21212
1121X21X12X21X12
21X1111112X21212
21X1121X12X21X12
11X1X11112221X12
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11X1X21X12221212
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21X1X11112221X12
21X1X11X12221212
21X1X21X12221212
2121111112221X12
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11X1X111X2121212
11X1X21XX2121X12
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21X1X111X2121212
21X1X21XX2121X12
21211111X2121212
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1121X11122121X12
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