4-Chloro-3-(chloromethyl)-2-(trifluoromethoxy)pyridine-5-carboxaldehyde
5-Amino-4-iodo-3-(trifluoromethoxy)pyridine-2-carboxylic acid
4-Cyano-3-hydroxy-2-iodo-5-(trifluoromethoxy)pyridine
4-(Bromomethyl)-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine-5-carboxaldehyde