1. Department of Drug and Health Sciences, Medicinal Chemistry Section, University of Catania, Viale A. Doria 6, 95125 Catania, Italy
2. Department of Drug and Health Sciences, Section of Pharmacology and Toxicology, University of Catania, 95125 Catania, Italy
3. Department of Biomedical and Biotechnological Sciences, University of Catania, Via Santa Sofia 97, 95123 Catania, Italy
4. Postgraduate School of Clinical Pharmacology, Toxicology University of Catania, Via Santa Sofia n. 97, 95100 Catania, Italy