1. Key Laboratory of Chemistry in Ethnic Medicinal Resources, State Ethnic Affairs Commission & Ministry of Education, Yunnan Minzu University, Kunming 650500, China;
2. Yunnan University of Traditional Chinese Medicine, Kunming 650500, China;
3. Department of Pharmceutical Analysis, School of Pharmcy, Nanjing Medical University, Nanjing 210029, China;
4. School of Pharmacy, Air Force Medical University, Xi’an 710032, China