d1a0da_    d1a0db_    d1a0dc_    d1a0dd_ 
d1a0da_           0.0        0.0        0.0        0.0 
d1a0db_           0.0        0.0        0.0        0.0 
d1a0dc_           0.0        0.0        0.0        0.0 
d1a0dd_           0.0        0.0        0.0        0.0