2-(Bromomethyl)-3-hydroxy-4-(trifluoromethoxy)pyridine-5-carboxylic acid
Methyl 2-(bromomethyl)-4-hydroxy-3-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 5-hydroxy-2-nitro-4-(trifluoromethoxy)pyridine-3-carboxylate
Methyl 2-(bromomethyl)-3-hydroxy-6-(trifluoromethoxy)pyridine-4-carboxylate