[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C][=C][Branch2][Branch1][Ring2][C][=C][Branch2][Ring2][=Branch1][C][C][C][Branch1][Ring2][O][Ring1][=Branch1][Branch1][C][C][C][O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][C][C][=Branch1][C][=O][N][C][=Branch1][C][=O][S][Ring1][#Branch1][C][=Branch1][=Branch1][=C][Ring2][Ring1][O][O][C][C]"}, {"from": "gpt", "value": "Troglitazone was withdrawn in 2000 due to risk of hepatotoxicity. It was superseded by [pioglitazone] and [rosiglitazone]."}]