Ethyl 5-hydroxy-2-methoxy-4-(trifluoromethoxy)pyridine-3-acetate
Methyl 4-(chloromethyl)-5-hydroxy-3-(trifluoromethoxy)pyridine-2-carboxylate
3-Hydroxy-2-methyl-4-(trifluoromethoxy)pyridine-6-acetonitrile
5-Iodo-3-methoxy-4-(trifluoromethoxy)pyridine-2-sulfonyl chloride