1. Chongqing Key Laboratory of Natural Product Synthesis and Drug Research, and Chemical Biology Research Center, School of Pharmaceutical Sciences, Chongqing University, Chongqing, P.R. China;
2. Key Laboratory of Tropical Plant Resource and Sustainable Use, Xishuangbanna Tropical Botanical Garden, Chinese Academy of Sciences, Menglun, P.R. China;
3. School of Pharmaceutical Engineering, Shenyang Pharmaceutical University, Shenyang, P.R. China
4. State Key Laboratory of Bioactive Substance and Function of Natural Medicines, Institute of Materia Medica, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, P.R. China;