1. Department of Drug and Health Sciences, University of Catania, Viale Andrea Doria 6, 95125 Catania, Italy
2. Consorzio Interuniversitario Nazionale di ricerca in Metodologie e Processi Innovativi di Sintesi (C.I.N.M.P.S.), Via E. Orabona, 4, 70125 Bari, Italy
3. Department of Biomedical and Biotechnological Sciences (Biometec), University of Catania, Via Santa Sofia 97, 95123 Catania, Italy
4. Department of Chemistry, Materials and Chemical Engineering (Giulio Natta), Politecnico di Milano, Via Mancinelli 7, 20131 Milano, Italy