1. Aix-Marseille Univ, CNRS, Institut de Chimie Radicalaire, 13013 Marseille, France
2. Faculty of Mathematics and Natural Sciences, Institute for Theoretical and Computational Chemistry, Heinrich Heine University, Universitätsstr. 1, 40225 Düsseldorf, Germany
3. Dipartimento di Chimica Industriale “Toso Montanari”, Università degli Studi di Bologna, Viale del Risorgimento, 4, 40136 Bologna, Italy