1. Dongguan Key Laboratory of Public Health Laboratory Science, School of Public Health, Guangdong Medical University, Dongguan 523808, People's Republic of China
2. School of Chemistry and Chemical Engineering, South China University of Technology, Guangzhou 510641, People's Republic of China
3. School of Pharmaceutical Sciences, Yunnan Key Laboratory of Pharmacology for Natural Products, College of Modern Biomedical Industry, Kunming Medical University, People's Republic of China