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7 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 1
7 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 17 5x 2y 1