1. Hospital Clínico Universitario, Avenida de Ramón y Cajal, 3, 47003 Valladolid, Spain
2. Institute of Natural Products and Agrobiology, CSIC-Spanish Research Council, Avda. AstrofísicoFco. Sánchez, 3, 38206 La Laguna, Spain
3. Cinquima Institute and Department of Organic Chemistry, Faculty of Sciences, Valladolid University, Paseo de Belén, 7, 47011 Valladolid, Spain
4. Institute of Catalysis and Petrochemistry, CSIC-Spanish Research Council, 28049 Madrid, Spain
5. Sistemas de Biotecnología y Recursos Naturales, 47625 Valladolid, Spain