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