5-Amino-4-nitro-3-(trifluoromethoxy)pyridine-2-carboxaldehyde
3-Amino-2-nitro-4-(trifluoromethoxy)pyridine-5-carboxaldehyde
Methyl 3-amino-5-nitro-4-(trifluoromethoxy)pyridine-2-carboxylate
Methyl 5-amino-4-nitro-2-(trifluoromethoxy)pyridine-3-carboxylate