1. Department of Chemistry, Southern Methodist University, Dallas, Texas 75275, United States
2. University of Girona, Campus Montilivi (Ciències), IQCC, 17004 Girona, Spain
3. Johns Hopkins University, Baltimore, Maryland 21218, United States
4. Dipartimento di Chimica, Biologia e Biotecnologie, Università degli Studi di Perugia, Via Elce di Sotto 8, 06123 Perugia, Italy
5. Consortium for Computational Molecular and Materials Sciences (CMS)2, Via Elce di Sotto 8, 06123 Perugia, Italy
6. ICREA, Pg. Lluís Companys 23, 08010 Barcelona, Spain