1. School of Chemical Science and Technology, Key Laboratory of Medicinal Chemistry for Natural Resource-Ministry of Education, Functional Molecules Analysis and Biotransformation Key Laboratory of Universities in Yunnan Province, 2 North Cuihu Road, Kunming 650091, People’s Republic of China
2. National Demonstration Center for Experimental Chemistry and Chemical Engineering Education, Yunnan University, Kunming 650091, People’s Republic of China