Ethyl 2-(aminomethyl)-6-(trifluoromethoxy)-3-(trifluoromethyl)pyridine-5-carboxylate
Methyl 2-(bromomethyl)-3-(difluoromethyl)-5-(trifluoromethoxy)pyridine-6-acetate
Ethyl 3-(difluoromethyl)-6-nitro-2-(trifluoromethoxy)pyridine-4-acetate
Ethyl 5-(difluoromethyl)-2-nitro-4-(trifluoromethoxy)pyridine-3-acetate