Authors wish to thank Agilent Technologies and Agilent Foundation for the generous technical and financial support. This study was supported by Grants BES-2014-068032 (F.C.C.), CTQ2013-49032-C2-1-R (A.S.M.), CTQ2016-79412-P (J.R.E.), and BFU2013-42833-P (JJ.C) from the Ministerio de Economia y Competitividad, Madrid, Spain, and Grant FPU15/04989 (L.C.B.) from the Ministerio de Educacion, Madrid, Spain. The assistance during ESI-QToF analyses of Dr. Sergio Cueto Diaz, from Scientific Services of University of Oviedo, is also gratefully acknowledged.
MINECO/BES-2014-068032 MINECO/CTQ2013-49032-C2-1-R MINECO/CTQ2016-79412-P MINECO/BFU2013-42833-P Ministerio de Educación/FPU15/04989