| Label | Id | |
|---|---|---|
| (2S)-1-(ammonioacetyl)pyrrolidine-2-carboxylate | http://purl.obolibrary.org/obo/CHEBI_73779 | |
| (2S)-1-(azaniumylacetyl)pyrrolidine-2-carboxylate | http://purl.obolibrary.org/obo/CHEBI_73779 | |
| glycyl-L-proline | http://purl.obolibrary.org/obo/CHEBI_73779 | |
| GP zwitterion | http://purl.obolibrary.org/obo/CHEBI_73779 | |
| Gly-L-Pro zwitterion | http://purl.obolibrary.org/obo/CHEBI_73779 | |
| Gly-Pro zwitterion | http://purl.obolibrary.org/obo/CHEBI_73779 | |
| glycyl-L-proline zwitterion | http://purl.obolibrary.org/obo/CHEBI_73779 | |
| glycylproline zwitterion | http://purl.obolibrary.org/obo/CHEBI_73779 |
