1X2111X21X221X21
2X2111X21X122X21
11X1XXXX11X2X1M1
XXX11XXXXXX2X1M1
X121X2XXX1X2X1M1
XXX1X2XX11X2X1M1
1X2112XX1XX2X1M1
11X112XXX1X2X1M1
XXX112X11122X1M1
1XX112X1X122X1M1
1XX112X11X22X1M1
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XX21XXXX1X22X1M1
X1X1XXXXX122X1M1
11211XXXXX22X1M1
1X211XXX1122X1M1
1XX11XXX1122X1M1
1121X2XX1122X1M1
1XX1X2XXXX22X1M1
XX2112XXX122X1M1
X1X112XX1X22X1M1
2XX112XX2222X1M1
