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111221X1X2XX2X22
111221XXX1XXXX22
121121X1X2XXXX22
121121XXX1XX2X22
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121211XXX2XXXX22
211121X1X1XX2X22
211121XXX2XXXX22
211211X1X2XXXX22
211211XXX1XX2X22
221111X1X2XX2X22
221111XXX1XXXX22
221221X1X1XXXX22
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