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11X1X122X1121X22
2222X12X11121122
2222X122X1121X22
22X1X12211121122
22X1X12XX1121X22
1122X12211121122
1122X12XX1121X22
2121X12XX1121122
2121X12211121X22
12X2X12XX1121122
12X2X12211121X22
21X2X12X11121X22
21X2X122X1121122
1221X12X11121X22
1221X122X1121122
