[{"from": "human", "value": "Use the given information to create a molecule that fulfills the desired purpose. The molecule is a natural product found in Porella navicularis and Porella chilensis with data available."}, {"from": "gpt", "value": "[C][C@@H1][C][C][C@@][Branch2][Ring1][Branch1][C@][Ring1][Branch1][Branch1][#C][C][C][=C][Branch1][Branch1][C][Ring1][=Branch1][=O][C][=C][O][Ring1][#Branch1][C][C]"}]