1. Department of Chemistry, Biology and Biotechnology, Universita degli Studi di Perugia, via Elce di Sotto 8, Perugia 06123, Italy
2. Molecular Discovery Ltd., Centennial Park, Borehamwood, Hertfordshire WD6 4PJ, U.K.
3. Molecular Horizon, Via Montelino, 30, Bettona (PG) 06084, Italy
4. Department of Medicine and Surgery, P.le Gambuli 1, Perugia 06129, Italy
5. Mass Analytica, Rambla de celler 113, Sant Cugat del Vallés 08173, Spain