Methyl 6-fluoro-3-hydroxy-2-(trifluoromethoxy)pyridine-4-acetate
3-(Aminomethyl)-4-cyano-5-(trifluoromethoxy)pyridine-2-carboxylic acid
3-(Bromomethyl)-4-cyano-2-(trifluoromethoxy)pyridine-5-methanol
3-(Bromomethyl)-2-cyano-5-(trifluoromethoxy)pyridine-6-methanol