3-Bromo-2-nitro-4-(trifluoromethoxy)pyridine-5-carboxaldehyde
3-(Aminomethyl)-2-bromo-6-(difluoromethyl)-4-(trifluoromethoxy)pyridine
6-Bromo-2-nitro-4-(trifluoromethoxy)pyridine-3-carboxaldehyde
3-Bromo-2-iodo-6-(trifluoromethoxy)pyridine-4-acetonitrile