[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a natural product found in Laurencia obtusa and Laurencia dendroidea with data available."}, {"from": "gpt", "value": "[C][C@H1][C][C][C@@][Branch2][Ring1][Branch1][C][C@][Ring1][Ring1][C@@H1][Ring1][#Branch1][C][C][Branch1][=Branch1][C][C@H1][Ring1][=Branch1][O][Branch1][C][C][C][C]"}]