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