[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a natural product found in Athamanta macedonica, Achillea millefolium, and other organisms with data available."}, {"from": "gpt", "value": "[C][C][Branch1][C][C][C][C][C][C][Branch1][Branch1][C][=C][Ring1][=Branch1][Branch1][Branch1][O][O][Ring1][Branch2][C]"}]