1. Department of Pharmaceutics, Daqing Branch, Harbin Medical University, Research and Development of Natural Products Key Laboratory of Harbin Medical University, 39 Xin Yang Road, Daqing, 163319, China
2. Department of Chemical and Biological Engineering, Iowa State University, 1014 Sweeney Hall, Ames, IA 50011, USA
3. Department of Materials Science and Engineering, Iowa State University, Ames, IA 50011, USA
4. The James Franck Institute, Department of Chemistry, The Institute for Biophysical Dynamics, The University of Chicago, Chicago, Illinois 60637, USA