3-(Chloromethyl)-2-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-4-carboxylic acid
5-Amino-3-hydroxy-4-iodo-2-(trifluoromethoxy)pyridine
3-Amino-6-iodo-2-(trifluoromethoxy)pyridine-4-carboxaldehyde
3-(Chloromethyl)-2-fluoro-4-(trifluoromethoxy)pyridine-5-acetic acid