1. State Key Laboratory of Natural and Biomimetic Drugs, Peking University, Beijing 100191, China
2. Department of Chemical Biology, School of Pharmaceutical Sciences, Peking University, Beijing 100191, China
3. Interdisciplinary Research Center on Biology and Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, Shanghai 201210, China
4. University of Chinese Academy of Sciences, Shijingshan
District, Beijing 100149, China