1. Key Laboratory of Organofluorine Chemistry, Shanghai Institute of Organic Chemistry, University of Chinese Academy Sciences, Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, P. R. China
2. Syngenta Crop Protection, Product Technology and Engineering, 410 Swing Rd, Greensboro, North Carolina 27409, United States
3. Syngenta Crop Protection, Manufacturing Centre, Huddersfield HD2 1FF, U.K.
4. Syngenta Crop Protection, Jealotts Hill Research Centre, Bracknell RG42 6EY, U.K.