1. School of Chemical and Environment Engineering, Shanghai Institute of Technology, Shanghai 201418, China
2. Key Laboratory of Organofluorine Chemistry, Shanghai Institute of Organic Chemistry, Chinese Academy of Sciences, Shanghai 200032, China
3. University of Chinese Academy of Sciences, Beijing 100049, China
4. Sanming Hexafluo Chemicals Company, Ltd., Fluorinated New Material Industry Park, Mingxi, Sanming, Fujian 365200, China