1. Wuya College of Innovation, Shenyang Pharmaceutical University, Shenyang, P. R. China
2. State Key Laboratory of Functions and Applications of Medicinal Plants, Key Laboratory of Pharmaceutics of Guizhou Province, Guizhou Medical University, Guiyang, P. R. China
3. Key Laboratory of Environmental Pollution, Monitoring and Disease Control, Ministry of Education, Guizhou Medical University, Guiyang, P. R. China