Ethyl 3-amino-2-(chloromethyl)-4-(difluoromethyl)pyridine-5-acetate
3-Bromo-6-(chloromethyl)-2-(difluoromethyl)-4-(trifluoromethyl)pyridine
3-Hydroxy-2-methyl-5-(trifluoromethoxy)pyridine-6-sulfonyl chloride
Methyl 2-cyano-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-3-carboxylate