| Label | Id | |
|---|---|---|
| (3S,8aS)-3-[(1H-imidazol-5-yl)methyl]hexahydropyrrolo[1,2-a]pyrazine-1,4-dione | http://purl.obolibrary.org/obo/CHEBI_90039 | |
| His-Pro-DKP | http://purl.obolibrary.org/obo/CHEBI_90039 | |
| L,L-cyclo(histidylprolyl) | http://purl.obolibrary.org/obo/CHEBI_90039 | |
| L-His-L-Pro-DKP | http://purl.obolibrary.org/obo/CHEBI_90039 | |
| cyclo(His-Pro) | http://purl.obolibrary.org/obo/CHEBI_90039 | |
| cyclo(L-His-L-Pro) | http://purl.obolibrary.org/obo/CHEBI_90039 | |
| cyclo(histidyl-prolyl) | http://purl.obolibrary.org/obo/CHEBI_90039 | |
| histidyl-proline-diketopiperazine | http://purl.obolibrary.org/obo/CHEBI_90039 | |
| histidyl-proline diketopiperazine | http://purl.obolibrary.org/obo/CHEBI_90039 | |
| histidylproline diketopiperazine | http://purl.obolibrary.org/obo/CHEBI_90039 |