[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C@][C][C][C@H1][C@H1][Branch1][=C][C@@H1][Ring1][=Branch1][C][C][C@][Ring1][=Branch2][Branch1][Ring1][C][#C][O][C][C][C][=C][Ring1][=N][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][O][S][=Branch1][C][=O][=Branch1][C][=O][O]"}, {"from": "gpt", "value": "The molecule is a steroid sulfate that is 17alpha-ethynylestradiol in which the phenolic hydrogen at position 3 has been replaced by a sulfo group. It has a role as an estrogen and an antineoplastic agent. It is a steroid sulfate and a 17beta-hydroxy steroid. It is functionally related to a 17alpha-ethynylestradiol. It is a conjugate acid of a 17alpha-ethynylestradiol 3-sulfate(1-)."}]