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1-(1H-Imidazol-4-yl)ethan-1-one61985-25-9100 % similar 1H-Imidazole-5-carboxylic acid1072-84-053 % similar Methyl 1H-imidazole-5-carboxylate17325-26-753 % similar Ethyl imidazole-4-carboxylate23785-21-949 % similar 2-Acetylpyrrole1072-83-945 % similar 1-(Pyrimidin-5-yl)ethan-1-one10325-70-945 % similar 1-(1H-Pyrazol-4-yl)-ethanone25016-16-444 % similar Acetylpyrazine22047-25-239 % similar 4-Acetylpyridine1122-54-939 % similar 3-Acetylpyridine350-03-838 % similar 4-Methylimidazole822-36-638 % similar 3-Acetyl-1H-pyrazole-5-carboxylic acid1297537-45-138 % similar 1-(2,4-Dimethyl-1H-pyrrol-3-yl)ethanone2386-25-637 % similar 3-Acetyl-5-bromopyridine38940-62-437 % similar 3-Acetylpyrrole1072-82-836 % similar 5-Methylpyrimidin-4-ol17758-52-036 % similar 1H-Imidazole-5-acetic acid645-65-836 % similar 1,4-Diacetylbenzene1009-61-636 % similar 1,1′,1′′-(1,3,5-Benzenetriyl)tris[ethanone]779-90-836 % similar Alpha-methyl-dl-histidine dihydrochloride32381-18-336 % similar