| Label | Id | |
|---|---|---|
| (2R)-4-amino-2-ammonio-4-oxobutanoate | http://purl.obolibrary.org/obo/CHEBI_74337 | |
| (2R)-4-amino-2-azaniumyl-4-oxobutanoate | http://purl.obolibrary.org/obo/CHEBI_74337 | |
| D-asparagine | http://purl.obolibrary.org/obo/CHEBI_74337 | |
| D-asparagine zwitterion | http://purl.obolibrary.org/obo/CHEBI_74337 |
