@article{compagnone_suarez_leitao_delle monache_2008,  title={Flavonoids, benzophenones and a new euphane derivative from Clusia columnaris Engl.},  volume={18},  ISSN={0102-695X},  url={https://doi.org/10.1590/S0102-695X2008000100003},  DOI={10.1590/S0102-695X2008000100003},  number={1},  journal={Revista Brasileira de Farmacognosia},  publisher={Sociedade Brasileira de Farmacognosia},  author={Compagnone, Reinaldo S. and Suarez, Anibal Castillo and Leitao, Suzana G. and Delle Monache, Franco},  year={2008},  month={Jan},  pages={6–10} }