d1b3oa1    d1b3ob1    d1nf7a1    d1nf7b1    d1nfba1    d1nfbb1 
d1b3oa1           0.0       85.4      412.9      414.9      137.5      135.7 
d1b3ob1          85.4        0.0      619.7      617.7      196.9      194.9 
d1nf7a1         412.9      619.7        0.0        0.0      950.2      952.2 
d1nf7b1         414.9      617.7        0.0        0.0      956.0      956.0 
d1nfba1         137.5      196.9      950.2      956.0        0.0        0.0 
d1nfbb1         135.7      194.9      952.2      956.0        0.0        0.0