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