[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a natural product found in Tanacetum densum with data available."}, {"from": "gpt", "value": "[C][C@@][C][C][C@H1][Branch1][Ring2][O][Ring1][Branch1][C][=Branch1][C][=C][C][C@H1][C@H1][Branch1][=Branch2][C@@H1][Branch1][Branch1][C@H1][Ring1][N][O][O][C][=Branch1][C][=C][C][=Branch1][C][=O][O][Ring1][O]"}]