Weekly Extreme Sudoku Competition for Jul 2 to Jul 8

Number 563, Extreme
by Crosswords Ltd. November 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   9      
    5 4 3     7  
        8       3
5 3           2  
  4 8         1  
  2           6 8
3       5       7
  5     1 6 9    
      3   4