Weekly Extreme Sudoku Competition for Oct 11 to Oct 17

Number 734, 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
        8   6   4
  8 3            
5 6              
8     2   5 7    
  3       8   1  
    7 6         9
        4     2 1
            4    
9   5   1