1. State Key Laboratory of Bioorganic and Natural Products Chemistry, Center for Excellence in Molecular Synthesis, Shanghai Institute of Organic Chemistry, University of Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, China
2. State Key Laboratory of Organometallic Chemistry, Shanghai Institute of Organic Chemistry, University of Chinese Academy of Sciences, 345 Lingling Road, Shanghai 200032, China
3. School of Pharmacy, Second Military Medical University, 325 Guo-he Road, Shanghai 200433, China
4. Syngenta Jealott’s Hill International Research Centre, Bracknell, Berkshire RG42 6EY, U.K.