1. Jiangsu Collaborative Innovation Center of Chinese Medicinal Resources Industrialization, Jiangsu Key Laboratory for High Technology Research of TCM Formulae, National and Local Collaborative Engineering Center of Chinese Medicinal Resources Industrialization and Formulae Innovative Medicine, Nanjing University of Chinese Medicine, Nanjing, Jiangsu, China;
2. Department of Medicinal Chemistry, Nanjing University of Chinese Medicine, Nanjing, Jiangsu, China;
3. Department of Organic Chemistry, China Pharmaceutical University, Nanjing, Jiangsu, China