Weekly Extreme Sudoku Competition for Apr 3 to Apr 9

Number 811, 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
7     3   9 2    
4   2           3
  6     2     5  
      9          
2       8     3 1
          4      
  8     3     1  
5           4   6
    1 8         7