1. Department
of Drug Sciences, Medicinal Chemistry Section, University of Catania, Viale A. Doria 6, 95125 Catania, Italy
2. Department
of Drug Sciences, Laboratory of Organic Chemistry, University of Catania, Viale A. Doria 6, 95125 Catania, Italy
3. Department
of Biomedical and Biotechnological Sciences, Physiology Section, University of Catania, Via Santa Sofia 97, 95123 Catania, Italy
4. Department
of Drug Sciences, Laboratory of Photochemistry, University of Catania, Viale A. Doria 6, 95125 Catania, Italy