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.
3-[[3-bromo-2-[2-(1,2,3-triaza-4-azanidacyclopenta-2,5-dien-5-yl)phenyl]-1-benzofuran-5-yl]methyl]-2-butyl-5-chloroimidazole-4-carboxylate