Methyl 6-hydroxy-2-nitro-4-(trifluoromethoxy)pyridine-3-acetate
6-(Chloromethyl)-2-hydroxy-3-(trifluoromethoxy)pyridine-4-carboxylic acid
Methyl 3-fluoro-6-(fluoromethyl)-2-(trifluoromethoxy)pyridine-5-carboxylate
Methyl 2-hydroxy-6-nitro-3-(trifluoromethoxy)pyridine-4-acetate