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