[{"from": "human", "value": "Describe this molecule. [C][C][=C][C@@H1][C@H1][Branch2][Ring1][=N][C][C][C@][Branch2][Ring1][=Branch1][C@H1][Ring1][=Branch1][C][C][C@@][Ring1][Branch1][Branch1][=Branch1][C][=Branch1][C][=O][C][O][C][=Branch1][C][=O][C][C][C@@][Branch1][=C][C][Ring2][Ring1][Branch1][=C][C][=Branch1][C][=O][C][C][Ring1][#Branch1][C]"}, {"from": "gpt", "value": "The molecule is more potent than progesterone both as a progestagen and as an ovulation inhibitor. It has also been used in the palliative treatment of breast cancer."}]