[{"from": "human", "value": "Please give me some details about this molecule. [C][C@][C][C][C][=C][C][C][C][=Branch1][C][=O][C][=C][Ring1][#Branch1][C][C][C@H1][Ring1][O][C@@H1][Ring1][#C][C][C][C@][Ring2][Ring1][C][Branch1][Ring2][C][C][#N][O]"}, {"from": "gpt", "value": "The molecule is a steroid hormone that is 17beta-hydroxy-3-oxoestra-4,9-diene substituted at position 17 by a cyanomethyl group. Used as an oral contraceptive. It has a role as a synthetic oral contraceptive, a progesterone receptor agonist and a progestin. It is a 17beta-hydroxy steroid, a 3-oxo-Delta(4) steroid, a steroid hormone and an aliphatic nitrile. It derives from a hydride of an estrane."}]