| Label | Id | |
|---|---|---|
| 2,6-dioxohexahydropyrimidine-4-carboxylic acid | http://purl.obolibrary.org/obo/CHEBI_30865 | |
| 4,5-dihydroorotic acid | http://purl.obolibrary.org/obo/CHEBI_30865 | |
| 5,6-dihydro-orotic acid | http://purl.obolibrary.org/obo/CHEBI_30865 | |
| DL-dihydroortotic acid | http://purl.obolibrary.org/obo/CHEBI_30865 | |
| Hydroorotic acid | http://purl.obolibrary.org/obo/CHEBI_30865 | |
| dihydroorotic acid | http://purl.obolibrary.org/obo/CHEBI_30865 |
