[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][C][C][=Branch1][C][=O][O][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][N+1][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a butyrate ester resulting from the formal condensation of the hydroxy group of 4-nitrophenol with the carboxy group of butyric acid. It is a butyrate ester and a C-nitro compound. It is functionally related to a 4-nitrophenol."}]