| Label | Id | |
|---|---|---|
| 2-hydroxy-4(1H)-quinolone-3-carboxylic acid | http://purl.obolibrary.org/obo/CHEBI_74804 | |
| 2-hydroxy-4-oxo-1,4-dihydroquinoline-3-carboxylic acid | http://purl.obolibrary.org/obo/CHEBI_74804 | |
| 2-hydroxy-4-quinolone-3-carboxylic acid | http://purl.obolibrary.org/obo/CHEBI_74804 |
