1. Department of Chemistry, University of York, Heslington, York, YO10 5DD, U.K.
2. Department of Chemical and Biomolecular Engineering, University of Illinois at Urbana—Champaign, Urbana, Illinois 61801, United States
3. Department of Chemistry and The Center of Novel Functional Molecules, University Science Centre, The Chinese University of Hong Kong, Shatin, New Territories, Hong Kong
4. Molecular Simulation Engineering Laboratory, Department of Materials and Natural Resources, University of Trieste, 34127 Trieste, Italy