Weekly Extreme Sudoku Competition for Apr 10 to Apr 16

Number 499, Extreme
by Crosswords Ltd. January 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
7 2             1
          1 4    
        8   6 9  
  5 7   4   8    
4             6  
    3   9   2 1  
  1 2   6        
    6 3          
8             5 6