1. Key Laboratory for Organism Resources of the Changbai Mountain and Functional Molecules, Ministry of Education, Department of Chemistry; College of Science, Yanbian University; No. 977, Gongyuan Road Yanji 133002 People's Republic of China
2. Beijing National Laboratory for Molecular Sciences, Joint Laboratory of Polymer Science and Materials; Institute of Chemistry, Chinese Academy of Sciences; Beijing 100190 People's Republic of China
3. State Key Laboratory of Supramolecular Structure and Materials; Jinlin University; Changchun 130012 People's Republic of China