[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][Branch1][Ring1][C][O][Branch1][Ring1][C][=C][S][C][C@@H1][Branch1][N][C][=Branch1][C][=O][N][C][C][=Branch1][C][=O][O-1][N][C][=Branch1][C][=O][C][C][C@@H1][Branch1][=Branch1][C][=Branch1][C][=O][O-1][NH3+1]"}, {"from": "gpt", "value": "The molecule is an S-substituted glutathione(1-) obtained by deprotonation of the the two carboxy groups and protonation of the amino group of S-(1-hydroxy-2-methylbut-3-en-2-yl)-glutathione; major species at pH 7.3. It is a conjugate base of a S-(1-hydroxy-2-methylbut-3-en-2-yl)glutathione."}]