| Label | Id | |
|---|---|---|
| 2-monoglycerides | http://purl.obolibrary.org/obo/CHEBI_17389 | |
| 2-oxacycloheptanone | http://purl.obolibrary.org/obo/CHEBI_17915 | |
| 2-oxo-3-phosphonatopropanoate | http://purl.obolibrary.org/obo/CHEBI_17271 | |
| 2-oxo-4-hydroxyglutarate | http://purl.obolibrary.org/obo/CHEBI_17742 | |
| 2-oxo-5-amino-pentanoate | http://purl.obolibrary.org/obo/CHEBI_17572 | |
| 2-oxo-5-aminopentanoate | http://purl.obolibrary.org/obo/CHEBI_17572 | |
| 2-oxo-6-aminocaproate | http://purl.obolibrary.org/obo/CHEBI_17534 | |
| 2-oxodecanoate | http://purl.obolibrary.org/obo/CHEBI_17162 | |
| 2-oxohept-3-ene-1,7-dioate | http://purl.obolibrary.org/obo/CHEBI_17205 | |
| 2-oxohept-3-enedioate | http://purl.obolibrary.org/obo/CHEBI_17205 | |
| 2-oxooctadecanoate | http://purl.obolibrary.org/obo/CHEBI_17162 | |
| 2-oxopropanal | http://purl.obolibrary.org/obo/CHEBI_17158 | |
| 2-oxopropionaldehyde | http://purl.obolibrary.org/obo/CHEBI_17158 | |
| 2-oxostearate | http://purl.obolibrary.org/obo/CHEBI_17162 | |
| 2-phenyloxirane | http://purl.obolibrary.org/obo/CHEBI_17907 |