Tegoprazan Impurity 5;4-Hydroxy-2-methyl-1-(phenylmethyl)-1H-benzimidaz;1-benzyl-4-hydroxy-2-methyl-1H-benzo[d]imidazole-6-carboxylic acid;4-Hydroxy-2-methyl-1-(phenylmethyl)-1H-benzimidazole-6-carboxylic acid;1H-Benzimidazole-6-carboxylic acid, 4-hydroxy-2-methyl-1-(phenylmethyl)-
