5-Acetyl-2-methylpyridine5-Acetyl-2-methylpyridine5-Acetyl-2-picoline1-(6-Methyl-3-pyridinyl)-ethanone3-Acetyl-6-methylpyridine3-Acetyl-6-methylpyridineMethyl 6-Methyl-3-pyridyl Ketone2-Methyl-5-acetylpyridineNSC 279725-Acetyl-2-methylpyridine5-乙酰基-2-甲基吡啶