Olmesartan EP Impurity - A

Olmesartan Acid; 4-(2-Hydroxypropan-2-yl)-2-propyl-1-[[2'-(1H-tetrazol-5-yl)-biphenyl-4-yl]methyl]-1H-imidazole-5-carboxylic Acid; 1-((2'-(1H-tetrazol-5-yl)-[1,1'-biphenyl]-4-yl)methyl)-4-(2-hydroxypropan-2-yl)-2-propyl-1H-imidazole-5-carboxylic Acid; 4-(1-Hydroxy-1-methylethyl)-2-propyl-1-[[2'-(1H-tetazol-5-yl)[1,1'-biphenyl]-4-yl]methyl]-1H-imidazole-5-carboxylic Acid; Olmesartan; 1-{[2'-(1H-Tetrazol-5-yl)biphenyl-4-yl]methyl}-4-(2-hydroxypropan-2-yl)-2-propyl-1H-imidazole-5-carboxylic Acid (USP);