Weekly Extreme Sudoku Competition for Apr 26 to May 2

Number 449, Extreme
by Crosswords Ltd. March 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
    4     3   9 5
9 7       2      
            8    
  9     4   5 2  
8               6
  6 1   8     3  
    7            
      1       8  
  1 5 3     2