Weekly Extreme Sudoku Competition for May 11 to May 17

Number 399, 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             2  
  5   6          
2         3     1
      1 3     4  
  9     8     5  
  1     9 6      
8     9     6   5
          2   8  
1 7             3