Weekly Extreme Sudoku Competition for Dec 21 to Dec 27

Number 431, Extreme
by Crosswords Ltd. December puzzle packs Now Out!. Thanks for supporting our site.

All entries must be in by the end of Saturday, Dec 27 23:59 EST, USA
1 2 3 4 5 6 7 8 9
A
B
C
D
E
F
G
H
J
      5 6        
    4       6   9
7       3   1    
          6 3 4  
    9       2    
  2 6 3 7        
1       9       3
5   2       8    
        4 5