d1u8va2    d1u8vb2    d1u8vc2    d1u8vd2 
d1u8va2           0.0        0.0        0.0        0.0 
d1u8vb2           0.0        0.0        0.0        0.0 
d1u8vc2           0.0        0.0        0.0        0.0 
d1u8vd2           0.0        0.0        0.0        0.0