1. Department of Chemical Sciences, University of Naples “Federico II”, Naples, Italy
2. Natural Products Utilization Research, Agricultural Research Service, U.S. Department of Agriculture, University, MS, USA
3. National Center for Natural Products Research, University of Mississippi, Thad Cochran Research Center, Oxford, MS, USA
4. BioMolecular Sciences, Division of Pharmacognosy, School of Pharmacy, University of Mississippi, University, MS, USA
5. Dipartimento di Scienze e Tecnologie Agrarie, Alimentari, Ambientali e Forestali (DAGRI), Sez. Patologia ed entomologia, Università di Firenze, Firenze, Italy