5-Bromo-2-hydroxy-4-nitro-3-(trifluoromethoxy)pyridine
Ethyl 2-amino-5-(fluoromethyl)-6-(trifluoromethoxy)pyridine-3-carboxylate
4-Bromo-5-hydroxy-2-nitro-3-(trifluoromethoxy)pyridine
Ethyl 2-amino-5-(fluoromethyl)-4-(trifluoromethoxy)pyridine-3-carboxylate