Term Name:	vieillardixanthone
Synonyms:	1,5,6-trihydroxy-3-methoxy-4-(3-methylbut-1-en-2-yl)-9H-xanthen-9-one
Definition:	A member of the class of xanthones that is xanthone substituted by hydroxy groups at positions 1, 5 and 6, a methoxy group at position 3 and a 3-methylbut-1-en-2-yl group at position 4. Isolated from the stem barks of Garcinia vieillardii, it exhibits antioxidant activity.
Ontology:	ChEBI [CHEBI:66367]  ( EBI )