1. Key Laboratory of Medicinal Chemistry for Natural Resource of Ministry of Education, Yunnan Characteristic Plant Extraction Laboratory, Yunnan Research & Development Center for Natural Products, School of Chemical Science and Technology, and School of Pharmacy, State Key Laboratory for Conservation and Utilization of Bio-Resources in Yunnan, Yunnan University, Kunming, P. R. China
2. Key College of Chinese Materia Medica, Yunnan University of Chinese Medicine, Kunming, P. R. China