1. Department of Chemistry, University of Pavia, Via Taramelli 12, 27100 Pavia, Italy
2. INSTM Research Unit, University of Pavia, Via Taramelli 12, 27100 Pavia, Italy
3. Department of Chemistry, College of Science, Salahaddin University, 44001 Erbil, Kurdistan Iraq
4. Istituto per lo Studio delle Macromolecole (ISMAC), CNR, Via Corti 12, 20133 Milano, Italy
5. Department of Chemistry, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, United States
6. Research Center for Renewable Energies and Environment, Istituto Donegani, Eni Spa, Via Fauser 4, 28100 Novara, Italy