| Label | Id | |
|---|---|---|
| (5R)-7-oxo-1-azabicyclo[3.2.0]hept-2-ene-2-carboxylate | http://purl.obolibrary.org/obo/CHEBI_73943 | |
| (5R)-carbapenem-3-carboxylate | http://purl.obolibrary.org/obo/CHEBI_73943 | |
| 2,3-didehydro-1-carbapenam-3-carboxylate | http://purl.obolibrary.org/obo/CHEBI_73943 |
