[{"from": "human", "value": "Could you provide a description of this molecule? [C][C][C@@][Branch2][Branch1][=N][C][=C][Branch1][#Branch1][C][O][C][Ring1][=Branch1][=O][C][=Branch1][C][=O][N][C][C][=C][Branch2][Ring1][N][C][=C][C][=C][Branch1][S][C][=C][Ring1][=Branch1][N][=C][Ring1][#Branch2][C][Ring1][=N][=C][Ring2][Ring1][=Branch1][O][C][C][O][Ring1][N][C][N][C][C][N][Branch1][Branch1][C][C][Ring1][=Branch1][C][O]"}, {"from": "gpt", "value": "The molecule is under investigation in clinical trial NCT00022594 (Liposomal Lurtotecan in Treating Patients With Metastatic or Locally Recurrent Head and Neck Cancer)."}]