2-Bromo-5-(difluoromethyl)-4-(trifluoromethoxy)pyridine-3-acetonitrile
3-Chloro-2-fluoro-6-(trifluoromethoxy)pyridine-5-carboxylic acid
3-Chloro-2-fluoro-5-(trifluoromethoxy)pyridine-4-carboxylic acid
6-Bromo-4-(difluoromethyl)-2-(trifluoromethoxy)pyridine-3-acetonitrile