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.
A member of the class of resorcinols that is 16-(3,5-dihydroxyphenyl)hexadecanoic acid which carries cis double bonds at positions 10 and 14, a trans double bond at position 12, and an ethylidene group at position 2.