[{"from": "human", "value": "Provide a description of this molecule. [C][=C][C][=C][Branch1][S][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][=Branch1][C][=O][C][=Branch1][C][=O][O-1][N]"}, {"from": "gpt", "value": "The molecule is a 2-oxo monocarboxylic acid anion that is the conjugate base of 2-aminophenylglyoxylic acid, obtained by deprotonation of the carboxy group. It is a conjugate base of a 2-aminophenylglyoxylic acid."}]