| Label | Id | |
|---|---|---|
| 1-(5-hydroxy-2-oxo-2,3-dihydro-1H-imidazol-4-yl)urea | http://purl.obolibrary.org/obo/CHEBI_74345 | |
| 1-(5-hydroxy-2-oxo-2,3-dihydroimidazol-4-yl)urea | http://purl.obolibrary.org/obo/CHEBI_74345 | |
| 2-oxo-4-hydroxy-5-ureidoimidazoline | http://purl.obolibrary.org/obo/CHEBI_74345 | |
| allantoin, enol-form | http://purl.obolibrary.org/obo/CHEBI_74345 |
