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