1. Institut de Química Computacional i Catàlisi and Departament de Química; Universitat de Girona; Campus Montilivi 17071 Girona, Catalonia Spain
2. KAUST Catalysis Center, Physical Sciences and Engineering Division; King Abdullah University of Science and Technology; Thuwal 23955-6900 Saudi Arabia
3. Department of Inorganic and Physical Chemistry; Universiteit Gent; Krijgslaan 281 - S3 9000 Gent Belgium
4. Chemistry Department; College of Science; King Saud University, P.O. Box 2455; Riyadh 11451 Saudi Arabia