[{"from": "human", "value": "Provide a brief overview of this molecule. [C][Branch1][#Branch1][C][S][=Branch1][C][=O][O-1][NH3+1]"}, {"from": "gpt", "value": "The molecule is zwitterionic form of hypotaurine arising from migration of a proton from the sulfonate group to the amino group; major species at pH 7.3. It is a conjugate acid of a hypotaurine(1-). It is a tautomer of a hypotaurine."}]