1. School of Pharmaceutical Sciences, Changchun University of Chinese Medicine, Changchun 130117, China
2. Key Laboratory of Engineering Plastics and Beijing National Laboratory for Molecular Sciences, Institute of Chemistry, Chinese Academy of Sciences, Beijing 100190, China
3. Department of Chemistry, University of Leicester, University Road, Leicester LE1 7RH, U.K.
4. Beijing Key Laboratory of Clothing Materials R&D and Assessment, Beijing Engineering Research Center of Textile Nanofiber, School of Materials Science and Engineering, Beijing Institute of Fashion Technology, Beijing 100029, China