1. Key Laboratory of Medicinal Chemistry for Natural Resources; Ministry of Education and Yunnan Province; School of Chemical Science and Technology; Yunnan University; No. 2 Cuihu North Road Kunming 650091 P.R. China
2. Key Laboratory of Subtropical Medicinal Edible Resources Development and Utilization in Yunnan Province; College of Biology and Chemistry; Puer University; No. 6 Xueyuan's Road Puer 665000 P.R. China
3. Laboratory of Molecular Genetics of Aging and Tumors; Medical School; Kunming University of Science and Technology; No. 68 Wenchang Road, 121 Avenue Kunming 650500 P.R. China