2-Isobutyl-4,5-dimethylthiazole53498-32-1100 % similar 2-Ethyl-4,5-dimethylthiazole873-64-357 % similar 4,5-Dimethyl-2-(1-methylethyl)thiazole53498-30-948 % similar 2,4,5-Trimethylthiazole13623-11-543 % similar 4-Methyl-2-(2-methylpropyl)thiazole61323-24-843 % similar 2-Isobutyl-3-methylpyrazine13925-06-937 % similar 2-Isobutylthiazole18640-74-937 % similar