| Label | Id | |
|---|---|---|
| 3-ethoxycarbonylpropionaldehyde | http://purl.obolibrary.org/obo/CHEBI_87282 | |
| ethyl 3-formylpropionate | http://purl.obolibrary.org/obo/CHEBI_87282 | |
| ethyl 4-oxobutanoate | http://purl.obolibrary.org/obo/CHEBI_87282 | |
| ethyl 4-oxobutyrate | http://purl.obolibrary.org/obo/CHEBI_87282 | |
| 4-oxo-butanoic acid ethyl ester | http://purl.obolibrary.org/obo/CHEBI_87282 | |
| 4-oxo-butyric acid ethyl ester | http://purl.obolibrary.org/obo/CHEBI_87282 |