[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C@@H1][C][N][Branch1][=Branch2][C][C@@H1][Branch1][Ring2][N][Ring1][=Branch1][C][C][=C][Branch2][Ring2][Ring1][C][=Branch2][Ring1][=C][=C][C][=Branch1][Branch1][=C][Ring1][=Branch1][F][N][Branch1][=C][C][=C][Branch1][Branch1][C][Ring1][Branch2][=O][C][=Branch1][C][=O][O][C][C][C][Ring1][Ring1][N][F]"}, {"from": "gpt", "value": "The molecule is a fluoroquinolone antibiotic that inhibits bacterial DNA gyrase, thereby inhibiting DNA replication and transcription. Sparfloxacin was withdrawn from the U.S. market due to a high incidence of phototoxicity."}]