Candesartan Cilexetil Impurity - C

Candesartan Cilexetil N1-Ethyl Amide; 2-Desethoxy-2-hydroxy-1H-1-Ethyl Candesartan Cilexetil; 
(1RS)-1-[[(Cyclohexyloxy)carbonyl]oxy]ethyl 3-[[2'-(1-ethyl-1H-tetrazol-5-yl)biphenyl-4-yl]methyl]-2-oxo-2,3-dihydro-1H-benzimidazole-4-carboxylate;1-(((Cyclohexyloxy)carbonyl)oxy)ethyl 3-((2'-(1-ethyl-1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-2-oxo-2,3-dihydro-1H-benzo[d]imidazole-4-carboxylate; (RS)-1-[[Cyclohexyloxy)carbonyl]oxy]ethyl-3-[[2'-(1-ethyl- 1H-tetrazol-5-yl)-4-biphenylyl]methyl]-2-oxo-2,3-dihydro-1H-benzimidazole-4-carboxylate