[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][N][Branch1][C][C][C@H1][C@@H1][C@H1][Branch2][Branch1][#Branch1][C@@H1][C][=Branch1][C][=C][C][=C][Branch1][#Branch2][C][=Branch1][=Branch1][=C][C][=C][Ring1][=Branch1][O][C][=Branch2][Ring1][S][=C][Ring1][N][C][=Branch1][C][=O][C@@][Ring1][P][Branch2][Ring1][C][C][=Branch1][=C][=C][Branch1][=Branch1][C][Ring2][Ring1][Branch1][=O][C][=Branch1][C][=O][N][O][O][O][O]"}, {"from": "gpt", "value": "A broad-spectrum semisynthetic antibiotic related to tetracycline but excreted more slowly and maintaining effective blood levels for a more extended period."}]