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