Weekly Extreme Sudoku Competition for Jun 3 to Jun 9

Number 37, 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
5   3       1   8
  2   9   1   6  
        8        
4     7   3     1
    2       6    
1     6   4     9
        3        
  4   5   6   3  
3   5       2   6