2-(Chloromethyl)-3,4-dibromo-5-(difluoromethyl)pyridine
6-(Chloromethyl)-2-(difluoromethyl)pyridine-3-sulfonyl chloride
2-(Aminomethyl)-4-(difluoromethyl)-3,6-dimethoxypyridine
6-(Chloromethyl)-3-(difluoromethyl)pyridine-2-sulfonyl chloride
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