[{"from": "human", "value": "Generate a molecule based on this description. The molecule is an organooxygen compound. It is functionally related to a tetracarboxylic acid."}, {"from": "gpt", "value": "[C][C][=C][Branch2][Ring1][O][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=Branch1][Ring2][=C][Ring1][#Branch2][O][C][=Branch1][C][=O][C][C][C][=Branch1][C][=O][O][O][C][=Branch1][C][=O][C][C][C][=Branch1][C][=O][O]"}]