| Label | Id | |
|---|---|---|
| HO(+) | http://purl.obolibrary.org/obo/CHEBI_29915 | |
| [OH](+) | http://purl.obolibrary.org/obo/CHEBI_29915 | |
| hydridooxygen(1+) | http://purl.obolibrary.org/obo/CHEBI_29915 | |
| hydroxylium | http://purl.obolibrary.org/obo/CHEBI_29915 | |
| oxidanylium | http://purl.obolibrary.org/obo/CHEBI_29915 | |
| hydroxyl cation | http://purl.obolibrary.org/obo/CHEBI_29915 |