3-Amino-6-nitro-2-(trifluoromethoxy)pyridine-5-carboxaldehyde
Methyl 4-amino-2-(fluoromethyl)-3-(trifluoromethoxy)pyridine-5-carboxylate
5-Amino-2-nitro-3-(trifluoromethoxy)pyridine-6-carboxaldehyde
Methyl 5-amino-3-(fluoromethyl)-4-(trifluoromethoxy)pyridine-2-carboxylate