| Label | Id | |
|---|---|---|
| (13)NH3 | http://purl.obolibrary.org/obo/CHEBI_135980 | |
| 13NH3 | http://purl.obolibrary.org/obo/CHEBI_135980 | |
| 13N-Ammonia | http://purl.obolibrary.org/obo/CHEBI_135980 | |
| H3[(13)N] | http://purl.obolibrary.org/obo/CHEBI_135980 | |
| ammonia ((13)N) | http://purl.obolibrary.org/obo/CHEBI_135980 | |
| ammonia-(13)N | http://purl.obolibrary.org/obo/CHEBI_135980 | |
| ammonia N-13 | http://purl.obolibrary.org/obo/CHEBI_135980 |