5-Bromo-2-nitro-3-(trifluoromethoxy)pyridine-4-carboxaldehyde
4-Bromo-2-nitro-3-(trifluoromethoxy)pyridine-5-carboxaldehyde
3-Bromo-4-nitro-2-(trifluoromethoxy)pyridine-5-carboxaldehyde
Methyl 3-bromo-4-nitro-2-(trifluoromethoxy)pyridine-5-carboxylate