The Chemical Entities of Biological Interest (ChEBI) ontology is downloaded weekly from EMBL-EBI at http://www.ebi.ac.uk/chebi/. The data is made available under the Creative Commons License (CC BY 3.0, http://creativecommons.org/licenses/by/3.0/). For more information see: Degtyarenko et al. (2008) ChEBI: a database and ontology for chemical entities of biological interest. Nucleic Acids Res. 36, D344–D350.
An organic heteropentacyclic compound comprising (2aS,5aR,8aR,8bS)-8a-hydroxy-2a,5a-dimethyldecahydro-8H-naphtho[1,8-bc]furan-8-one ortho-fused to C-6 and C-7 of 1,4-naphthoquinone. An antiplasmodial drug isolated from New Caledonian deep water sponge.