1. Science Faculty, Chemistry Program, Key Laboratory of Chemical Biology and Traditional Chinese Medicine Research and Key Laboratory of Resource Fine-Processing and Advanced Materials of Hunan Province of MOE, College of Chemistry and Chemical Engineering; Hunan Normal University; Changsha Hunan 410081 China
2. Science Faculty, Chemistry Program; Grupo de Química Cuántica y Teórica de la Universidad de Cartagena, Facultad de Ciencias, Programa de Química, Cartagena de Indias; Colombia