Affiliation: | 1. State Key Laboratory of Supramolecular Structure and Materials, College of Chemistry, Jilin University, Changchun 130012 (P. R. China);2. Department of Chemistry, University of Toronto, 80 Saint George street, Toronto M5S 3H6, Ontario (Canada);3. Department of Chemistry, University of North Carolina, Chapel Hill, NC 27599–3290 (USA) |