1. Center of Marine Sciences (CCMAR), University of Algarve, P-8005-039 Faro, Portugal
2. Department of Chemistry and Pharmacy, FCT, University of Algarve, P-8005-039 Faro, Portugal
3. Department of Chemistry, University of Liverpool, L69 7ZD Liverpool, U.K.
4. Centro de Química Estrutural (CQE), Instituto Superior Técnico, University of Lisbon, Av. Rovisco Pais, 1049-001 Lisbon, Portugal
5. Centro de Química Estrutural (CQE), Faculdade de Ciências, University of Lisbon,
Campo Grande, 1749-016 Lisbon, Portugal