Weekly Extreme Sudoku Competition for Nov 26 to Dec 2

Number 897, 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
  6   5       4  
                 
8   1 4   2 3   7
6     3 7       1
    8       9    
        2 9     6
      1   5 7   8
                 
  9       6   1