[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a steroid ester."}, {"from": "gpt", "value": "[C][C][C][=Branch1][C][=O][O][C@@H1][C][C@H1][C@@H1][C][C][C][=C][C][=Branch1][C][=O][C][C][C@@][Ring1][#Branch1][Branch2][Ring1][#Branch1][C@H1][Ring1][O][C][C][C@@][Ring1][#C][Branch1][N][C@H1][Ring2][Ring1][C][O][C][=Branch1][C][=O][C][C][C][C]"}]