| Label | Id | |
|---|---|---|
| 3-(4-oxo-4,5-dihydro-1H-imidazol-3-ium-5-id-5-yl)propanoate | http://purl.obolibrary.org/obo/CHEBI_77893 | |
| 3-(4-oxo-4,5-dihydro-1H-imidazol-5-yl)propanoate(1-) | http://purl.obolibrary.org/obo/CHEBI_77893 | |
| 4-imidazolone-5-propanoate | http://purl.obolibrary.org/obo/CHEBI_77893 |