[{"from": "human", "value": "Describe this molecule. [C][=C][C][=C][Branch1][#Branch2][C][=C][Ring1][=Branch1][C][=Branch1][C][=O][O-1][O][C][=Branch1][Ring2][=N][Ring1][#Branch2][C][=C][C][=Branch1][=Branch2][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][Cl][Cl]"}, {"from": "gpt", "value": "The molecule is a monocarboxylic acid anion that is the conjugate base of tafamidis, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a member of tafamidis."}]