1. Department of Chemical and Pharmaceutical Sciences, University of Ferrara, and Centro Interuniversitario per la Conversione Chimica dell’Energia Solare (SolarChem), sez. di Ferrara, Via. L. Borsari 46, 44121 Ferrara, Italy
2. Department of Chemical and Pharmaceutical Sciences, University of Trieste, Via. L. Giorgieri 1, 34127 Trieste, Italy
3. ISOF-CNR, Via. P. Gobetti 101, 40129 Bologna, Italy