[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is an oxo steroid."}, {"from": "gpt", "value": "[C][C@][C][C][=C][C@H1][Branch1][#C][C@@H1][Ring1][=Branch1][C][C][C@][Ring1][=Branch2][Branch1][Ring2][C][C][#N][O][C][C][C][=C][Ring1][=C][C][C][C][=Branch1][C][=O][C][Ring1][#Branch1]"}]