4-(Bromomethyl)-2-cyano-3-(trifluoromethoxy)pyridine-5-carboxaldehyde
Methyl 3-(aminomethyl)-5-cyano-2-(trifluoromethoxy)pyridine-6-acetate
Methyl 3-(aminomethyl)-4-cyano-6-(trifluoromethoxy)pyridine-2-acetate
3-Fluoro-2-hydroxy-6-(trifluoromethoxy)pyridine-4-sulfonyl chloride