4-Chloro-2-(2,3-difluorophenyl)-5-(trifluoromethyl)pyridine
4-Bromo-2-methoxy-3-(trifluoromethyl)pyridine
3-Fluoro-5-(trifluoromethoxy)-2-(trifluoromethyl)pyridine-6-carboxylic acid
3-Fluoro-4-(trifluoromethoxy)-6-(trifluoromethyl)pyridine-2-carboxylic acid