1. Department of Biology and Medicine, College of Food and Bioengineering, Xihua University, Chengdu 610039, China
2. Department of Chemistry, College of Science, Xihua University, Chengdu 610039, China
3. Key Laboratory of Systematic Research, Development and Utilization of Chinese Medicine Resources, Pharmacy College, Chengdu University of Traditional Chinese Medicine, Chengdu 610091, China