1. International Institute for Nanotechnology (IIN) and Center for the Chemistry of Integrated Systems (CCIS), Department of Chemistry, Northwestern University, 2145 Sheridan Road, Evanston, Illinois 60208-3113, United States
2. Department of Chemistry, Chemical Theory Center, and Supercomputing Institute, University of Minnesota, 207 Pleasant Street SE, Minneapolis, Minnesota 55455-0431, United States
3. Department of Chemistry, Faculty of Science, King Abdulaziz University, Jeddah 22254, Saudi Arabia