1. Key
Laboratory of Chemistry in Ethnic Medicinal Resources, State Ethnic
Affairs Commission and Ministry of Education, Yunnan University of Nationalities, Kunming 650031, Yunnan, People’s Republic of China
2. Department
of Medicinal Chemistry and Pharmacognosy and WHO Collaborating Center
for Traditional Medicine, 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
4. Department
of Pharmacognosy, School of Pharmacy, Fudan University, Shanghai 201203, People’s Republic of China