1. Institute of Pharmacy and Pharmacology, Hunan Provincial Key Laboratory of Tumor Microenvironment Responsive Drug Research, University of South China, 421001 Hengyang, PR China
2. Key Laboratory of Organofluorine Chemistry, Shanghai Institute of Organic Chemistry, University of Chinese Academy of Sciences, Chinese Academy of Sciences, 345 Lingling Road, 200032 Shanghai, PR China
3. Department of Chemistry, Innovative Drug Research Center, Shanghai University, 200444 Shanghai, PR China