5-Bromo-4-(difluoromethyl)pyridine-2-sulfonyl chloride
4-Cyano-2-(difluoromethyl)-5-(trifluoromethyl)pyridine
2-(Chloromethyl)-5-(difluoromethyl)-3-(trifluoromethoxy)pyridine-4-carboxylic acid
2-Cyano-6-(difluoromethyl)-4-(trifluoromethyl)pyridine
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