[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C@@H1][C@@H1][Branch2][Ring1][=Branch2][C][Ring1][Ring1][N][C][C][=N][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][=C][Branch1][Branch1][C][=C][Ring1][Branch2][F][C][N][Ring2][Ring1][Ring1][C][=N][C][=C][Branch1][Branch1][C][=N][Ring1][=Branch1][C][=Branch1][C][=O][N][O]"}, {"from": "gpt", "value": "The molecule is under investigation in clinical trial NCT00697879 (Safety Study of the Histone Deacetylase Inhibitor, CHR-3996, in Patients With Advanced Solid Tumours)."}]