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4 2x 1 3 7 5x

4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x
4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x
4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x4 2x 1 3 7 5x