José Miguel P. Ferreira de Oliveira1,2, Ana Rita Pacheco3, Laura Coutinho3, Helena Oliveira3, Sónia Pinho3, Luis Almeida4, Eduarda Fernandes1 and Conceição Santos2,5
1 UCIBIO,REQUIMTE, Laboratory of Applied Chemistry, Department of Chemical Sciences, Faculty of Pharmacy, University of Porto, Porto, 4050-313 Porto, Portugal