d1pn0a1    d1pn0b1    d1pn0c1    d1pn0d1    d1foha5    d1fohb5    d1fohc5    d1fohd5 
d1pn0a1           0.0       28.0     1764.0     1764.0       20.0       62.0     1868.0     1870.0 
d1pn0b1          28.0        0.0     1758.0     1748.0       48.0       14.0     1876.0     1884.0 
d1pn0c1        1764.0     1758.0        0.0        0.0     1838.0     1834.0      114.0      114.0 
d1pn0d1        1764.0     1748.0        0.0        0.0     1824.0     1824.0      116.0      118.0 
d1foha5          20.0       48.0     1838.0     1824.0        0.0       24.0     1886.0     1890.0 
d1fohb5          62.0       14.0     1834.0     1824.0       24.0        0.0     1910.0     1892.0 
d1fohc5        1868.0     1876.0      114.0      116.0     1886.0     1910.0        0.0        0.0 
d1fohd5        1870.0     1884.0      114.0      118.0     1890.0     1892.0        0.0        0.0