1. Stoddart Institute of Molecular Science, Department of Chemistry, Zhejiang University, Hangzhou 310058, P. R. China
2. Zhejiang-Israel Joint Laboratory of Self-Assembling Functional Materials, ZJU-Hangzhou Global Scientific and Technological Innovation Center, Zhejiang University, Hangzhou 311215, P. R. China
3. College of Chemical and Biological Engineering, Zhejiang University, Hangzhou 310058, P. R. China
4. College of Chemistry and Chemical Engineering, Lanzhou University, Lanzhou 730000, P. R. China