Weekly Extreme Sudoku Competition for Jan 9 to Jan 15

Number 799, Extreme
by Crosswords Ltd. December puzzle packs Now Out!. Thanks for supporting our site.
Future Puzzle - will be submitted on the relevant day
1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
2     1         5
      8         7
        7 3 9    
    5       3    
    2   8   1    
4   3       6    
    6 5 4        
5         2     4
9               6