1. Department of Medicinal Chemistry, China Pharmaceutical University, Nanjing 211198, People’s Republic of China
2. Department of Natural Medicinal Chemistry, China Pharmaceutical University, Nanjing, 211198, People’s Republic of China
3. Jiangsu Food and Pharmaceutical Science College, Huaian 223003, People’s Republic of China
4. Department of Analytical Chemistry, China Pharmaceutical University, Nanjing 210009, People’s Republic of China