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