[{"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@][Branch1][#Branch2][C][C][C@@][Ring1][Branch1][Branch1][C][C][O][Branch1][C][C][C][=C][Branch1][#Branch2][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][O]"}]