Ethyl 2-(bromomethyl)-3-hydroxy-4-(trifluoromethoxy)pyridine-6-acetate
Methyl 5-(bromomethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-6-acetate
4-Hydroxy-3-nitro-2-(trifluoromethoxy)pyridine-6-methanol
4-Hydroxy-2-nitro-6-(trifluoromethoxy)pyridine-3-methanol