Sudoku #h350

Sudoku game, level: Hard #350. This Sudoku have 27 given numbers (clues)..
Structure: 4 (2 pcs.), 6 (2 pcs.), 9 (2 pcs.), 7 (3 pcs.), 8 (3 pcs.), 5 (3 pcs.), 1 (3 pcs.), 3 (4 pcs.), 2 (5 pcs.), ∑27.


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