SMILES: C1=CC=C(C(=C1)N)OS(=O)(=O)[O-]
Description: The molecule is a phenylsulfate oxoanion that is the conjugate base of 2-aminophenyl hydrogen sulfate, obtained by deprotonation of the sulfo group; major species at pH 7.3. It is a conjugate base of a 2-aminophenyl hydrogen sulfate.