1. Department of Chemistry "Ugo Schiff" University of Florence, Italy
2. Department of Pharmacy, University of Patras, University Campus, Rion/Patras, Greece
3. Institut des Biomolecules Max Mousseron UMR 5247 CNRS, ENSCM Universite de Montpellier, France
4. Latvian Institute of Organic Synthesis Riga, Latvia