3-Cyano-2-methoxy-6-(trifluoromethoxy)pyridine-5-carboxaldehyde
Methyl 2-(bromomethyl)-5-cyano-4-(trifluoromethoxy)pyridine-3-acetate
2-Chloro-3-methyl-4-(trifluoromethoxy)pyridine-6-carboxaldehyde
6-Cyano-2-methoxy-3-(trifluoromethoxy)pyridine-4-carboxaldehyde