[{"from": "human", "value": "Could you give me a brief overview of this molecule? [C][C@@H1][C][C@][Branch2][Branch1][Ring2][C][=Branch1][=Branch1][=C][C][Ring1][=Branch1][=O][C][C][C@@H1][C@@][Ring1][=Branch2][Branch2][Ring2][C][C@H1][Branch2][Ring1][=N][C][C@][Branch2][Ring1][#Branch1][C@H1][Ring1][=Branch1][C][C][C@@][Ring1][Branch1][Branch1][N][C][=Branch1][C][=O][C][O][C][=Branch1][C][=O][C][O][C][O][F][C]"}, {"from": "gpt", "value": "The molecule is a steroid ester that is pregn-4-en-21-yl acetate substituted by a fluoro group at position 9, hydroxy groups at positions 11 and 17 and oxo groups at positions 3 and 20 respectively. It is a fluorinated steroid, a steroid ester, an acetate ester, an 11beta-hydroxy steroid, a 17alpha-hydroxy steroid, a 3-oxo-Delta(4) steroid, a 20-oxo steroid and a tertiary alpha-hydroxy ketone. It derives from a hydride of a pregnane."}]