Sudoku #x301

Sudoku game, level: Expert #301. This Sudoku have 29 given numbers (clues)..
Structure: 6 (1 pcs.), 4 (2 pcs.), 2 (3 pcs.), 1 (3 pcs.), 9 (4 pcs.), 8 (4 pcs.), 5 (4 pcs.), 3 (4 pcs.), 7 (4 pcs.), ∑29.


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9
3
2
5
1
8
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7
8
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7
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7
9
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8
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8
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2
6
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7
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9
4
1
9
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