1. State
Key Laboratory of Phytochemistry and Plant Resources in West China,
Kunming Institute of Botany, Chinese Academy of Sciences, Kunming 650201, Yunnan, People’s Republic of China
2. College
of Pharmacy and Bioengineering, Chongqing University of Technology, Chongqing 400054, People’s Republic of China
3. University of Chinese Academy of Sciences, Beijing 100049, People’s Republic of China
4. State Key Laboratory of Toxicology & Medical Countermeasures, Beijing Institute of Pharmacology & Toxicology, Beijing 100850, People’s Republic of China
5. Department
of Chemistry, University of Warwick, Coventry CV4 7AL, United Kingdom