Weekly Extreme Sudoku Competition for Jan 10 to Jan 16

Number 747, Extreme
by Crosswords Ltd. October 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
    9   4   3    
    6           9
      3     4 7  
  5       2   6  
        3   2    
  6   5 1     3  
  7 8     3      
3           8    
    1   9   7