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