6-(Bromomethyl)-3-iodo-4-(trifluoromethoxy)pyridine-2-carboxaldehyde
2-(Bromomethyl)-3-hydroxy-4-(trifluoromethoxy)pyridine-5-acetonitrile
5-Cyano-4-(difluoromethyl)-3-(trifluoromethoxy)pyridine-2-methanol
3-Chloro-5-(chloromethyl)-2-(difluoromethyl)pyridine-4-carboxaldehyde