[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is an organooxygen compound. It is functionally related to a tetracarboxylic acid."}, {"from": "gpt", "value": "[C][C][C][C][C][C][Branch2][Ring1][P][C][=Branch1][C][=O][C][=Branch1][C][=O][C][Branch1][=Branch1][C][C][C][Ring1][=C][Branch1][Branch2][C][C][C][=Branch1][C][=O][O][C][C][C][=Branch1][C][=O][O][Branch1][Branch2][C][C][C][=Branch1][C][=O][O][C][C][C][=Branch1][C][=O][O]"}]