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1 x2 2x 7 x2 3

1 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 3
1 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 3
1 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 3
1 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 3
1 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 31 x2 2x 7 x2 3