Sudoku #x225

Sudoku game, level: Expert #225. This Sudoku have 25 given numbers (clues)..
Structure: 1 (2 pcs.), 5 (2 pcs.), 2 (2 pcs.), 8 (3 pcs.), 9 (3 pcs.), 7 (3 pcs.), 6 (3 pcs.), 3 (3 pcs.), 4 (4 pcs.), ∑25.


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9
4
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9
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8
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1
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