| Label | Id | |
|---|---|---|
| (2R)-2-ammoniobutanedioate | http://purl.obolibrary.org/obo/CHEBI_29990 | |
| (2R)-2-aminobutanedioate | http://purl.obolibrary.org/obo/CHEBI_29994 | |
| (2R)-2-aminosuccinate | http://purl.obolibrary.org/obo/CHEBI_29994 | |
| (2R)-2-ammoniosuccinate | http://purl.obolibrary.org/obo/CHEBI_29990 | |
| (2S)-2-aminobutanedioate | http://purl.obolibrary.org/obo/CHEBI_29993 | |
| (2S)-2-aminosuccinate | http://purl.obolibrary.org/obo/CHEBI_29993 | |
| (2S)-2-ammoniobutanedioate | http://purl.obolibrary.org/obo/CHEBI_29991 | |
| (2S)-2-ammoniosuccinate | http://purl.obolibrary.org/obo/CHEBI_29991 | |
| -D-Phe- | http://purl.obolibrary.org/obo/CHEBI_29996 | |
| -D-Ser- | http://purl.obolibrary.org/obo/CHEBI_29998 | |
| -Phe- | http://purl.obolibrary.org/obo/CHEBI_29997 | |
| -Ser- | http://purl.obolibrary.org/obo/CHEBI_29999 | |
| 2-aminobutanedioate | http://purl.obolibrary.org/obo/CHEBI_29995 | |
| 2-aminosuccinate | http://purl.obolibrary.org/obo/CHEBI_29995 | |
| D-Phe | http://purl.obolibrary.org/obo/CHEBI_29996 |