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