1. Consiglio
Nazionale delle Ricerche (CNR), Istituto di Chimica Biomolecolare (ICB), Via Campi Flegrei, 34, 80078 Pozzuoli, Naples, Italy
2. Laboratory
of Aquatic Natural Products Chemistry, Graduate School of Agricultural
and Life Sciences, The University of Tokyo, Bunkya-ku, 113-8657 Tokyo, Japan
3. Laboratoire
de Cancérologie et de Toxicologie Expérimentale, Faculté
de Pharmacie, Université Libre de Bruxelles (ULB), Campus de la Plaine, Boulevard du Triomphe, 1050, Brussels, Belgium