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