[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C@][C][C][C][=C][Branch1][#Branch2][C@@H1][Ring1][=Branch1][C][C][C][Ring1][=Branch2][=O][C][=C][C][=C][Ring1][O][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][O]"}, {"from": "gpt", "value": "The molecule is a 3-hydroxy steroid that is estrone which carries two double bonds at positions 6 and 8. It is found in the urine of pregnant mare's and extensively used for estrogen replacement therapy in postmenopausal women. It has a role as a mammalian metabolite and an antioxidant. It is a 3-hydroxy steroid and a 17-oxo steroid."}]