d1rzya_    d4rhn__    d6rhn__    d3rhn__    d5rhn__ 
d1rzya_           0.0        8.3        3.9        8.3        3.7 
d4rhn__           8.3        0.0       12.0        0.0       16.0 
d6rhn__           3.9       12.0        0.0        0.0        0.0 
d3rhn__           8.3        0.0        0.0        0.0       12.0 
d5rhn__           3.7       16.0        0.0       12.0        0.0