1. Key Laboratory of Green Chemical Media and Reactions, Ministry of Education, Collaborative Innovation Centre of Henan Province for Green Manufacturing of Fine Chemicals, Organic Functional Molecules and Drug Innovation Key Laboratory of Henan Province, School of Chemistry and Chemical Engineering, Henan Normal University, Xinxiang, Henan 453007, P. R. China
2. College of Basic Medicine, Xinxiang Medical University, Xinxiang, Henan 453007, P. R. China
3. Department of Chemistry, University of Bath, Bath, BA2 7AY, UK
4. Department of Chemistry, The University of Texas at Austin, Austin, 78712, USA