Weekly Extreme Sudoku Competition for Jan 22 to Jan 28

Number 853, 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
          3 1   8
    1       3 5  
8   5           6
4     3 9        
  5   8   7   6  
          5     2
3           9   4
  8         7    
1   4 2