1. College of Pharmaceutic Science, Yunnan University of Traditional Chinese Medicine, Kunming 650500, China
2. Engineering Laboratory for National Healthcare Theories and Products of Yunnan Province, Yunnan University of Nationalities, Kunming 650031, China
3. Key Laboratory of Chemistry in Ethnic Medicinal Resources, State Ethnic Affairs Commission & Ministry of Education, Yunnan University of Nationalities, Kunming 650031, China