1. Institute of Biosciences and Bioresources, National Research Council of Italy, Via P. Castellino 111, 80131 Naples, Italy
2. Department of Biology, University of Naples “Federico II”, Complesso Universitario di Monte S. Angelo, Via Cupa Nuova Cinthia 21, 80126 Napoli, Italy
3. Department of Chemical Sciences, University of Naples “Federico II”, Complesso Universitario di Monte S. Angelo, Via Cupa Nuova Cinthia 21, 80126 Napoli, Italy
4. Department of Chemistry, University of British Columbia, 2036 Main Mall, Vancouver, British Columbia V6T 1Z1, Canada