1. Institut de Química Computacional i Catàlisi, Facultat de Ciències, Universitat de Girona, ES-17003 Girona, Spain
2. Department of Chemistry and Biomedical Sciences, Faculty of Health and Life Sciences, Linnaeus University, SE-45041 Kalmar, Sweden
3. Division of Theoretical Chemistry, IFM, Linköping University, SE-58183 Linköping, Sweden