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. New York College of Traditional Chinese Medicine, 200 Old Country Road, Mineola, New York 11501, United States
3. College of Pharmacy and Health Sciences, St. John’s University, 8000 Utopia Parkway, Queens, New York 11439, United States