1. State Key Laboratory of Natural Medicines and Department of Medicinal Chemistry, China Pharmaceutical University, 24 Tong Jia Xiang, Nanjing 210009, P. R. China
2. Department of Applied Biology and Chemical Technology, Hong Kong Polytechnic University, Kowloon, Hong Kong 999077, P. R. China
3. Key Laboratory of Structure-Based Drug Design & Discovery, Ministry of Education, School of Traditional Chinese Materia Medica, Shenyang Pharmaceutical University, 103 Wenhua Road, Shenyang 110016, P. R. China
4. Jiangsu Key Laboratory of Drug Screening, China Pharmaceutical University, 24 Tong Jia Xiang, Nanjing 210009, P. R. China
5. College of Pharmacy and Health Sciences, St. John’s University, 8000 Utopia Parkway, Queens, New York 11439, United States