1. Key Laboratory of Chemistry in Ethnic Medicinal Resources, State Ethnic Affairs Commission & Ministry of Education, Yunnan University of Nationalities, Kunming 650031, Yunnan, People’s Republic of China
2. Department of Medicinal Chemistry
and Pharmacognosy, College of Pharmacy, University of Illinois at Chicago, Chicago, Illinois 60612, United
States
3. Key Laboratory of Tobacco Chemistry
of Yunnan Province, Yunnan Academy of Tobacco Science, Kunming 650106, Yunnan, People’s Republic of China