reactive oxygen species hydroxyl (OH)(.) 0 17.003 17.00734 CAS:3352-57-6 CHEBI:24707 CHEBI:29190 CHEBI:29191 Gmelin:105 HO HO(.) Hydrogen oxide InChI=1S/HO/h1H KEGG:C16844 TUJKJAMUKRIRHC-UHFFFAOYSA-N [O][H] chebi.owl chebi_ontology hydridooxygen(.) hydroxyl hydroxyl radical obi.owl oxidanyl oxygen hydride oxygen radical