Weekly Extreme Sudoku Competition for Sep 10 to Sep 16

Number 573, 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
      3   5      
7   6   8   5    
      1 7     2  
9             3 5
    7   2   6    
  2             1
  9     4 1      
    5       4    
      8   3