1. National Key Laboratory of Green Pesticide, International Joint Research Center for Intelligent Biosensor Technology and Health, College of Chemistry, Central China Normal University, Wuhan 430079, P. R. China
2. Guangdong Provincial Key Laboratory of Research and Development of Natural Drugs, The First Dongguan Affiliated Hospital, Guangdong Medical University, Dongguan 523808, P. R. China
3. School of Pharmacy, Guangdong Medical University, Dongguan 523808, P. R. China