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 pterocarpan that is a cis-pterocarpan substituted by a hydroxy group at position 9, a 3-hydroxy-3-methylbutyl group at position 8, a methoxy group at position 1 and a dimethylpyran ring fused across positions 2 and 3. It has been isolated from Glycyrrhiza uralensis.