Ethyl 4-(difluoromethyl)pyridine-3-acetate
3-(Difluoromethyl)-2-methylpyridine-4-carboxylic acid
Ethyl 3-(difluoromethyl)pyridine-4-acetate
3-(Chloromethyl)-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-4-sulfonyl chloride
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