Na1 Cl1                                 
    1.000000000000000     
     0.0000000000000004    2.7900339467835926    2.7900339467835931
     2.7900339467835926    0.0000000000000000    2.7900339467835931
     2.7900339467835931    2.7900339467835926    0.0000000000000003
  Na              Cl            
     1     1
Direct
  0.5000000000000000  0.5000000000000000  0.5000000000000000
  0.0000000000000000  0.0000000000000000  0.0000000000000000
 
             NaN             NaN             NaN
             NaN             NaN             NaN
