Methyl 4-amino-3-bromo-2-(difluoromethyl)pyridine-6-carboxylate
2-Chloro-3-(difluoromethyl)-6-(trifluoromethoxy)pyridine-4-methanol
5-Chloro-2-(difluoromethyl)-4-nitropyridine-3-acetonitrile
3-Amino-4-chloro-5-(difluoromethyl)pyridine-2-carboxylic acid