Ethyl 5-amino-3-(bromomethyl)-2-(trifluoromethoxy)pyridine-4-carboxylate
Methyl 5-amino-3-(bromomethyl)-4-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 3-amino-5-(bromomethyl)-2-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 3-amino-5-(bromomethyl)-2-(trifluoromethoxy)pyridine-6-carboxylate