51954-53-1
2-(4-methylphenyl)sulfonylpyridine
52199-24-3
2-(4-(溴甲基)苯基)吡啶
525-75-7
2-(1-甲基-1H-吡咯-2-基)吡啶
52693-56-8
2-bromo-1-methylpyridin-1-ium,iodide
52770-24-8
magnesium,2H-pyridin-2-ide,chloride

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