| Label | Id | |
|---|---|---|
| alkylamines | http://purl.obolibrary.org/obo/CHEBI_22331 | |
| acetohydroximate | http://purl.obolibrary.org/obo/CHEBI_22178 | |
| acetohydroximates | http://purl.obolibrary.org/obo/CHEBI_22179 | |
| acetophenones | http://purl.obolibrary.org/obo/CHEBI_22187 | |
| alkyne | http://purl.obolibrary.org/obo/CHEBI_22339 | |
| acetyl-L-lysine | http://purl.obolibrary.org/obo/CHEBI_22193 | |
| acetyl-L-serine | http://purl.obolibrary.org/obo/CHEBI_22194 | |
| acetyl-L-serines | http://purl.obolibrary.org/obo/CHEBI_22194 | |
| alkynes | http://purl.obolibrary.org/obo/CHEBI_22339 | |
| allo-inositol | http://purl.obolibrary.org/obo/CHEBI_22357 | |
| [BO3](3-) | http://purl.obolibrary.org/obo/CHEBI_22908 | |
| alloisoleucine | http://purl.obolibrary.org/obo/CHEBI_22359 | |
| alpha,alpha,4-trimethyl-3-cyclohexene-1-methanol | http://purl.obolibrary.org/obo/CHEBI_22469 | |
| alpha-L-Araban | http://purl.obolibrary.org/obo/CHEBI_22590 | |
| alpha-L-Arabinan | http://purl.obolibrary.org/obo/CHEBI_22590 |