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