1. State Key Laboratory of Green Pesticide, Key Laboratory of Green Pesticide and Agricultural Bioengineering, Ministry of Education, Center for Research and Development of Fine Chemicals, Guizhou University, Guiyang 550025, P. R. China
2. College of Chemistry, Huazhong Agricultural University, Wuhan 430070, China
3. Department of Chemistry and Nanoscience, Ewha Womans University, Seoul 120-750, Korea