2-(Difluoromethyl)-3-fluoro-5-(trifluoromethoxy)-6-(trifluoromethyl)pyridine
4-(Chloromethyl)-6-cyano-3-(trifluoromethoxy)pyridine-2-acetic acid
2-Fluoro-6-iodo-3-(trifluoromethoxy)pyridine-5-carboxylic acid
4-(Chloromethyl)-2-cyano-3-(trifluoromethoxy)pyridine-5-acetic acid