1. Department of Chemistry of The College of Staten Island and PhD Program in Chemistry of Graduate Center, The City University of New York, 2800 Victory Boulevard, Staten Island, NY 10314, USA
2. Department of Chemistry, Yunnan Normal University, Kunming 650092, China
3. Department of Chemistry and The Key Laboratory for Chemical Biology of Fujian Province, College of Chemistry and Chemical Engineering, Xiamen University, Xiamen 361005, China