110525-53-6 1H-Imidazole-1-butanoic acid, 2-methyl-, ethyl ester 2-Methylimidazole-1-butyric acid ethyl ester Ethyl 2-methyl-1H-imidazol-1-ylbutanoate Imidazole-1-butyric acid, 2-methyl-, ethyl ester