[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a natural product found in Porella swartziana with data available."}, {"from": "gpt", "value": "[C][C@H1][C][=C][Branch1][Branch2][C][=Branch1][C][=O][O][Ring1][=Branch1][C@@][Branch1][S][C][C@@H1][Ring1][Ring1][C][C][Branch1][Ring2][C][Ring1][O][Branch1][C][C][C][C]"}]