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