Mendoza-Huizar, L. H.; Salgado-Morán, G.; Cardona-Villada, W.; Pacheco, A. G.; Glossman-Mitnik, D. A DFT Study of the Chemical Reactivity of Cimetidine A, C and D in the Gas Phase and in H2O, MeOH and EtOH Solvents. J. Serb. Chem. Soc. 2017, 82, 25-37.