[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][=Branch1][C][=O][N][C][=N][N][=C][Branch1][Ring2][S][Ring1][Branch1][S][=Branch1][C][=O][=Branch1][C][=O][NH1-1]"}, {"from": "gpt", "value": "The molecule is an organic anion. It is a conjugate base of an acetazolamide."}]