[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is a steroid lactone."}, {"from": "gpt", "value": "[C][C@][C][C][C][=Branch1][C][=O][C][=C][Ring1][#Branch1][C][C@H1][Branch2][Ring1][=N][C@@H1][C@@H1][Ring1][O][C][C][C@][Branch2][Ring1][C][C@H1][Ring1][=Branch1][C][C][C@@][Ring1][Branch1][C][C][C][=Branch1][C][=O][O][Ring1][=Branch1][C][S]"}]