The molecule is an organic sulfur anion obtained by deprotonation of the sulfanyl group of (E)-2-(indol-3-yl)-1-thioacetohydroximic acid; major species at pH 7.3. It is a conjugate base of an (E)-2-(indol-3-yl)-1-thioacetohydroximic acid.
2-(1H-indol-3-yl)-N-oxidoethanethioamide