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