Weekly Extreme Sudoku Competition for Mar 3 to Mar 9

Number 337, 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
        6 9      
6     7       3  
    4   8   5    
4           6 9 8
  6 7       4 5  
2   5           3
    6   7   3    
  3       6     4
      3 1