Weekly Extreme Sudoku Competition for Nov 10 to Nov 16

Number 686, 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
  7   2   5      
4   1       9   2
      4          
    3 7   2   9  
8               7
  6   1   8      
          1      
6   2       8   1
    9 6   3   4