The molecule is a monocarboxylic acid anion resulting from the deprotonation of the tetrazole NH group and carboxy group of candesartan. It is the major species at pH 7.3. It is a conjugate base of a candesartan.
2-ethoxy-3-[[4-[2-(1,2,3-triaza-4-azanidacyclopenta-2,5-dien-5-yl)phenyl]phenyl]methyl]benzimidazole-4-carboxylate