[{"from": "human", "value": "Provide a brief overview of this molecule. [C][C][C][C][C][=N][C][=Branch2][Ring2][#C][=C][Branch2][Ring2][=Branch1][N][Ring1][Branch1][C][C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][O][C][=Branch1][Branch1][=C][Ring1][#Branch1][Br][C][=C][C][=C][C][=C][Ring1][=Branch1][C][=N][N][=N][N-1][Ring1][Branch1][C][=Branch1][C][=O][O-1][Cl]"}, {"from": "gpt", "value": "The molecule is a monocarboxylic acid anion obtained from the deprotonation of the carboxy group and tetrazole NH group of zolasartan. Major microspecies at pH 7.3. It is a conjugate base of a zolasartan."}]