1. State
Key Laboratory Cultivation Base for the Chemistry and Molecular Engineering
of Medicinal Resources, Ministry of Science and Technology of China. Guangxi Normal University, Guilin, Guangxi, China
2. Ben
May Department for Cancer Research, University of Chicago, Chicago, Illinois 60637, United States
3. Guangxi
Universities Key Laboratory of Stem Cell and Pharmaceutical Biotechnology, Guangxi Normal University, Guilin, Guangxi, China