4-Amino-3-(difluoromethyl)-6-nitropyridine-2-sulfonyl chloride
Methyl 3-chloro-5-(difluoromethyl)-4-fluoropyridine-2-carboxylate
Methyl 4-(difluoromethyl)-3-(trifluoromethyl)pyridine-2-carboxylate
2-Amino-4-cyano-3-(difluoromethyl)pyridine-5-carbonyl chloride