Ethyl 6-amino-4-(bromomethyl)-2-(trifluoromethoxy)pyridine-3-carboxylate
Ethyl 6-amino-4-(bromomethyl)-3-(trifluoromethoxy)pyridine-2-carboxylate
3-Amino-2-(bromomethyl)-5-(trifluoromethoxy)pyridine-6-acetic acid
3-Amino-2-(bromomethyl)-4-(trifluoromethoxy)pyridine-6-acetic acid