1. Instituto de Ciencias de la Vid y el Vino (CSIC, UR, GR), Department of Chemistry, University of La Rioja, Madre de Dios 51, E-26006 Logroño, La Rioja, Spain
2. UMR CSG 5170 CNRS INRA UB, CESG, 15 Rue Hugues Picardet, 21000 Dijon, France
3. Laboratory for Aroma Analysis and Enology, Aragón Institute of Engineering Research (I3A), Department of Analytical Chemistry, Faculty of Sciences, University of Zaragoza, 50009 Zaragoza, Spain