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