[{"from": "human", "value": "What can you tell me about this molecule? [C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][C][=C][C][=C][Branch1][Branch1][N][Ring1][Branch1][C][C][C][=Branch1][C][=O][O-1]"}, {"from": "gpt", "value": "The molecule is a monocarboxylic acid anion that is the conjugate base of tolmetin, obtained by deprotonation of the carboxy group. It is a conjugate base of a tolmetin."}]