[1] Centro de Estudos Florestais, Instituto Superior de Agronomia, Universidade Técnica de Lisboa, Tapada da Ajuda, 1349-017 Lisboa, Portugal
[2] BOKU-University of Natural Resources and Applied Life Sciences, Vienna, Department of Chemistry, Muthgasse 18, A-1190 Vienna, Austria
[3] Tropical Research Institute of Portugal (IICT), Forestry and Forest Products Group, Tapada da Ajuda, 1349-017 Lisboa, Portugal