[{"from": "human", "value": "Provide a description of this molecule. [C][C][=Branch1][C][=O][C][C][=Branch1][C][=O][C][=C][Branch2][Ring2][Ring2][C][=C][Branch1][O][C][=C][Ring1][=Branch1][C][C][=Branch1][C][=O][O-1][C][=Branch1][C][=O][C][=C][Branch1][Branch1][C][Ring1][=N][=O][C][=Branch1][=Branch1][=C][C][=C][Ring1][Branch2][O][O-1]"}, {"from": "gpt", "value": "The molecule is an oxo monocarboxylic acid anion obtained by deprotonation of the carboxy as well as the 5-hydroxy group of nogalonic acid. It is the major microspecies at pH 7.3 (according to Marvin v 6.2.0.). It is an oxo monocarboxylic acid anion and a phenolate anion. It is a conjugate base of a nogalonic acid."}]