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