| Label | Id | |
|---|---|---|
| 2-amino-4-methylpentanoyl | http://purl.obolibrary.org/obo/CHEBI_37904 | |
| 2-deoxy-alpha-D-glucoside | http://purl.obolibrary.org/obo/CHEBI_37449 | |
| 2-deoxy-alpha-D-glucosides | http://purl.obolibrary.org/obo/CHEBI_37449 | |
| E943a | http://purl.obolibrary.org/obo/CHEBI_37808 | |
| 2-hydroxy-9,10-anthracenedione | http://purl.obolibrary.org/obo/CHEBI_37482 | |
| 2-aminopteridin-4(1H)-one | http://purl.obolibrary.org/obo/CHEBI_37105 | |
| 2-carboxycyclohexanone | http://purl.obolibrary.org/obo/CHEBI_37375 | |
| 2-anthranol | http://purl.obolibrary.org/obo/CHEBI_37091 | |
| 2-anthrol | http://purl.obolibrary.org/obo/CHEBI_37091 | |
| 2-hydroxy-9,10-anthraquinone | http://purl.obolibrary.org/obo/CHEBI_37482 | |
| 2-hydroxyanthra-9,10-quinone | http://purl.obolibrary.org/obo/CHEBI_37482 | |
| 2-hydroxyanthracene | http://purl.obolibrary.org/obo/CHEBI_37091 | |
| 2-hydroxyanthracene-9,10-dione | http://purl.obolibrary.org/obo/CHEBI_37482 | |
| 2-hydroxyanthraquinone | http://purl.obolibrary.org/obo/CHEBI_37482 | |
| 2-pyranone | http://purl.obolibrary.org/obo/CHEBI_37965 |