Methyl 5-amino-4-nitro-3-(trifluoromethoxy)pyridine-2-carboxylate
3-Bromo-2-fluoro-4-(trifluoromethoxy)pyridine-5-acetonitrile
Methyl 3-amino-4-nitro-2-(trifluoromethoxy)pyridine-5-carboxylate
6-Bromo-2-fluoro-4-(trifluoromethoxy)pyridine-3-acetonitrile