Methyl 4-amino-2-(difluoromethyl)pyridine-5-carboxylate
Ethyl 6-(chloromethyl)-3-(trifluoromethoxy)-4-(trifluoromethyl)pyridine-2-acetate
Ethyl 2-(chloromethyl)-5-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-4-acetate
Ethyl 3-(chloromethyl)-6-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-5-carboxylate