1. Key Laboratory of Medicinal Chemistry for Natural Resource, Ministry of Education and Yunnan Province, Yunnan Characteristic Plant Extraction Laboratory, School of Chemical Science and Technology, Yunnan University, 650500, People's Republic of China
2. New Energy Photovoltaic Industry Research Center, Qinghai University, Xining 810016, People's Republic of China
3. The School of Foreign Languages College, College of Arts and Sciences Kunming, Kunming, 650221, People's Republic of China