Term Name:	nigrasin E
Synonyms:	(2R*,6aS,11bR)-5,6a,9-trihydroxy-11b-(3-methylbut-2-en-1-yl)-2-(prop-1-en-2-yl)-1,2,6a,11b-tetrahydro-6H-[1]benzofuro[3,2-b]furo[2,3-h]chromen-6-one
Definition:	An extended flavonoid that is 1,2,6a,11b-tetrahydro-6H-[1]benzofuro[3,2-b]furo[2,3-h]chromene substituted by hydroxy groups at positions 5, 6a and 9, a prenyl group at position 11b, a prop-1-en-2-yl group at position 2 and an oxo group at position 6. It has been isolated from the twigs of Morus nigra.
Ontology:	ChEBI [CHEBI:68016]  ( EBI )