Term Name:	4-carboxylatomethylenebut-2-en-4-olide
Synonyms:	(5-oxofuran-2(5H)-ylidene)acetate, 2-(5-oxo-2,5-dihydrofuran-2-ylidene)acetate
Definition:	Conjugate base of 4-carboxymethylenebut-2-en-4-olide.
Ontology:	ChEBI [CHEBI:57263]  ( EBI )