Methyl 4-(bromomethyl)-2-(difluoromethyl)-3-(trifluoromethoxy)pyridine-5-acetate
2-(Chloromethyl)-5-(difluoromethyl)-6-(trifluoromethoxy)pyridine-3-sulfonyl chloride
Methyl 5-(bromomethyl)-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine-2-acetate
Ethyl 5-(bromomethyl)-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-2-carboxylate