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7x2 x 1 0

7x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 0
7x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 0
7x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 07x2 x 1 0