[{"from": "human", "value": "Based on the given information, design a molecule that meets the desired specifications. The molecule is a natural product found in Centaurea spinosa with data available."}, {"from": "gpt", "value": "[C][C@@][Branch2][Ring2][#C][C][C@@H1][Branch2][Ring1][O][C@H1][Branch1][=C][C@@H1][Branch1][#Branch2][C@@H1][Ring1][=Branch1][C][=Branch1][C][=C][C][O][O][C][=Branch1][C][=C][C][=Branch1][C][=O][O][C][O][C][=Branch1][C][=O][C][=Branch1][C][=C][C@H1][Branch1][Ring1][C][O][O][C][=Branch1][C][=C][O]"}]