| Label | Id | |
|---|---|---|
| (3Z)-2-oxo-3-(5-oxofuran-2(5H)-ylidene)propanoate | http://purl.obolibrary.org/obo/CHEBI_65081 | |
| 2-oxo-3-(5-oxofuran-2-ylidene)propanoate | http://purl.obolibrary.org/obo/CHEBI_65081 | |
| 2-oxo-3-(5-oxofuran-2-ylidene)propanoate(1-) | http://purl.obolibrary.org/obo/CHEBI_65081 |
