[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a natural product found in Porella swartziana with data available."}, {"from": "gpt", "value": "[C][C@H1][C][C][C@@H1][Branch2][Ring1][C][C][=Branch1][C][=O][C@@H1][C@@][Ring1][Branch2][Branch1][#Branch1][C][C][C][Ring1][Branch1][=C][O][C][Branch1][C][C][C]"}]