Term Name:	ophioglonin
Synonyms:	3,4,8,10-tetrahydroxyisochromeno[4,3-b]chromen-7(5H)-one
Definition:	A homoflavonoid that is isochromeno[4,3-b]chromen-7(5H)-one substituted by hydroxy groups at positions 3, 4, 8 and 10. Isolated from Ophioglossum petiolatum, it exhibits anti-HBV activity.
Ontology:	ChEBI [CHEBI:66823]  ( EBI )