[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule has antineoplastic properties and so has been used secondarily in women with advanced breast cancer. Methyltestosterone is a schedule III drug in the US."}, {"from": "gpt", "value": "[C][C@][C][C][C][=Branch1][C][=O][C][=C][Ring1][#Branch1][C][C][C@@H1][C@@H1][Ring1][O][C][C][C@][Branch1][=N][C@H1][Ring1][=Branch1][C][C][C@][Ring1][Branch1][Branch1][C][C][O][C]"}]