5-Acetyl-2-methylpyridine1-(6-Methyl-3-pyridinyl)-ethanone5-Acetyl-2-picoline2-Methyl-5-acetylpyridineNSC 279723-Acetyl-6-methylpyridine3-Acetyl-6-methylpyridineMethyl 6-Methyl-3-pyridyl Ketone5-Acetyl-2-methylpyridine5-乙酰基-2-甲基吡啶5-Acetyl-2-methylpyridine