[{"from": "human", "value": "Describe this molecule. [C][C][=Branch1][C][=O][O][C@@H1][C][C][C@][Branch1][=Branch2][O][C][Ring1][=Branch1][Branch1][C][C][C][Branch1][C][C][C][=C]"}, {"from": "gpt", "value": "The molecule is a natural product found in Tanacetum vulgare, Ajania fastigiata, and Tanacetum bipinnatum with data available."}]