Table . Boltzman distribution calculated at 298 K for two main conformers A and B in dichloromethane using single point calculations of electronic energy done with various methods (functionals and basis sets) and data from BP86-D3BJ/cc-pVDZ calculations (Gibbs free energy correction) .. Table . In-plane (ip) and out-of-plane (oop) NSD results of porphyrin P in α2ß2-P[SO4 2-][HSO4 -]4 crystal and of α2ß2-P solvated in chloroform and dichloromethane.