Weekly Extreme Sudoku Competition for Nov 30 to Dec 6

Number 428, Extreme
by Crosswords Ltd. August 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
      3   5     8
  5           7 9
    2   6       1
  1       4 7    
        2        
    3 7       2  
3       1   8    
6 2   5       3  
5     4   3