1. State key Laboratory of Drug Research, Shanghai Institute of Materia Medica, Chinese Academy of Sciences, 555 Zuchongzhi Road, Shanghai 201203, China
2. Topharman Shanghai Co., Ltd., 1088 Chuansha Road, Shanghai 201209, China
3. Department of Chemistry, East China University of Science and Technology, 130 Meilong Road, Shanghai 200237, China
4. School of Pharmacy, University of Nottingham, University Park, Nottingham NG7 2RD, U.K.