[{"from": "human", "value": "Create a molecule with the structure as the one described. The molecule is a natural product found in Inula japonica and Inula helenium with data available."}, {"from": "gpt", "value": "[C][C][C][C][C][C][=Branch1][C][=C][C][C][C][C][Ring1][#Branch1][Branch1][#Branch2][C][C][Ring1][O][O][C][Ring1][=C][=O][C]"}]