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