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