2,3-Difluoro-6-(difluoromethyl)pyridine-5-carboxaldehyde
3-(Chloromethyl)-4-(difluoromethyl)pyridine-5-sulfonamide
3-(Difluoromethyl)-2-(trifluoromethyl)pyridine-6-carboxylic acid
6-(Difluoromethyl)-2-(trifluoromethyl)pyridine-3-carboxylic acid
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