[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is used, usually in combination with other drugs, in the treatment of or in remission maintenance programs for leukemia."}, {"from": "gpt", "value": "[C][=N][C][=C][Branch1][Ring2][N][Ring1][Branch1][C][=Branch1][C][=S][N][=C][N][Ring1][Branch2]"}]