[{"from": "human", "value": "Please give me some details about this molecule. [C][C][N][C][C][C][Ring1][=Branch1][C@@H1][Branch1][Ring2][C][Ring1][=Branch1][N][C][=C][Branch2][Ring1][Ring1][C][=Branch1][C][=O][N][C][=C][Ring1][#Branch1][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][Cl][C][=N][C][=C][C][=C][C][=C][Ring1][=Branch1][N][Ring1][=Branch2]"}, {"from": "gpt", "value": "The molecule is a potent inhibitor of Chk1 that potentiates the cytotoxicity of topoisomerase I poisons in vitro and in vivo."}]