d1k82a1    d1k82b1    d1k82c1    d1k82d1 
d1k82a1           0.0        0.0        0.0        0.0 
d1k82b1           0.0        0.0        0.0        0.0 
d1k82c1           0.0        0.0        0.0        0.0 
d1k82d1           0.0        0.0        0.0        0.0