1. State Key Laboratory of Natural Medicines, China Pharmaceutical University, Nanjing 210009, PR China
2. Center of Drug Discovery, China Pharmaceutical University, Nanjing 210009, PR China
3. Lehrstuhl für Pharmazeutische/Medizinische Chemie, Institut für Pharmazie, Friedrich-Schiller-Universität Jena, Philosophenweg 14, D-07743 Jena, Germany
4. Neurobiology Lab, New Drug Screening Center, China Pharmaceutical University, Nanjing 210009, P.R. China
5. College of Pharmacy, King Saud University Riyadh, Saudi Arabia