2-Hydroxy-3-iodo-4-(trifluoromethoxy)pyridine-5-carboxylic acid
4-Hydroxy-3-methyl-2-(trifluoromethoxy)pyridine-6-carbonyl chloride
2-(Aminomethyl)-4-hydroxy-3-nitro-6-(trifluoromethoxy)pyridine
3-Hydroxy-6-iodo-4-(trifluoromethoxy)pyridine-2-carboxaldehyde