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