3-Bromo-6-(bromomethyl)-4-nitro-2-(trifluoromethoxy)pyridine
2-Bromo-5-(bromomethyl)-3-(trifluoromethoxy)pyridine-6-carboxaldehyde
5-Bromo-2-(bromomethyl)-3-nitro-4-(trifluoromethoxy)pyridine
2-Bromo-5-(bromomethyl)-3-nitro-6-(trifluoromethoxy)pyridine