[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is a prostanoid."}, {"from": "gpt", "value": "[C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][C][C@@H1][Branch2][Ring1][Branch2][C][C][C@H1][C][=C][C][=Branch1][C][=O][C@@H1][Ring1][=Branch1][C][/C][=C][\\C][C][C][C][=Branch1][C][=O][O][O]"}]