CF3CCl3 = 113a, r(Cl-Cl) evaluation by 35Cl substitution of 3x37Cl species 
c
c
  0  0
c
c parent = 3x37Cl
c  
 1270.59         0.00    
 1078.891034     0.000041  
 1078.891034     0.000041  
191.89291737               
c
c 35Cl1  = off axis 35Cl substitution in 3x37Cl
c
 1289.257         0.010  
 1082.640572      0.000090 
 1096.164281      0.000090
 -1.9970499                
end
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