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