1. Department of Chemical Sciences, University of Padova, Via F. Marzolo 1, Padova 35131,
Italy
2. Division of Experimental
Oncology
2, Centro di Riferimento Oncologico (CRO-IRCCS), Via F. Gallini 2, Aviano (PN) 33081, Italy
3. The
Developmental Therapeutics
Program, Departments of Oncology, Pharmacology and Pathology, Barbara
Ann Karmanos Cancer Institute, School of Medicine, Wayne State University, 540.1 HWCRC, 4100 John R Road, Detroit,
Michigan 48201, United States
4. Department of Chemistry, University of Parma, Parco Area delle Scienze 17A,
Parma 43100, Italy