[{"from": "human", "value": "Generate a molecule based on this description. The molecule is an acetate ester, a steroid ester, a fluorinated steroid, a 17alpha-hydroxy steroid, a 20-oxo steroid, an 11beta-hydroxy steroid, a 3-oxo-Delta(1),Delta(4)-steroid and a tertiary alpha-hydroxy ketone. It is functionally related to a betamethasone."}, {"from": "gpt", "value": "[C][C@H1][C][C@H1][C@@H1][C][C][C][=C][C][=Branch1][C][=O][C][=C][C@@][Ring1][#Branch1][Branch2][Ring2][#Branch1][C@][Ring1][O][Branch2][Ring1][S][C@H1][Branch2][Ring1][O][C][C@@][Ring1][#C][Branch2][Ring1][Ring1][C@][Ring2][Ring1][C][Branch1][N][C][=Branch1][C][=O][C][O][C][=Branch1][C][=O][C][O][C][O][F][C]"}]