[1
]School of Pharmacy, Shanghai University of Traditional Chinese Medicine, and Engineering
Research Centre
of Shanghai Colleges for TCM New Drug Discovery, Shanghai, 201203,
People’s Republic of China
[2
]State Key Laboratory of Phytochemistry and Plant Resources in West China, Kunming
Institute of Botany, Chinese Academy of Sciences, and Yunnan Key Laboratory of Natural
Medicinal Chemistry, Kunming 650201, People’s Republic of China
[3
]University of Chinese Academy of Sciences, Beijing, 100049, People’s Republic of China