Methyl 6-(difluoromethyl)-3-hydroxy-2-(trifluoromethoxy)pyridine-4-acetate
Ethyl 3-iodo-4-nitro-5-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 3-iodo-2-methyl-5-(trifluoromethoxy)pyridine-4-carboxylate
Methyl 2-(difluoromethyl)-5-hydroxy-3-(trifluoromethoxy)pyridine-6-acetate