[{"from": "human", "value": "What can you tell me about this molecule? [C][C][=Branch1][C][=O][O][C@H1][C][C][C@@H1][C@H1][C][C][C@][Branch2][Ring1][=C][C@H1][Branch1][N][C@@H1][Ring1][=Branch1][C][C][C][Ring1][#Branch2][=C][Ring1][=C][C][C][C@][Ring1][#Branch2][Branch1][Ring1][C][#C][O][C][=Branch1][C][=O][C][C]"}, {"from": "gpt", "value": "The molecule is a steroid ester and a terminal acetylenic compound. It has a role as an estrogen receptor modulator, a contraceptive drug and a synthetic oral contraceptive. It is functionally related to an ethynodiol."}]