Ethyl 5-amino-3-hydroxy-4-(trifluoromethoxy)pyridine-2-carboxylate
Ethyl 3-amino-5-hydroxy-2-(trifluoromethoxy)pyridine-4-carboxylate
Ethyl 3-amino-4-hydroxy-2-(trifluoromethoxy)pyridine-5-carboxylate
3-Amino-4-bromo-2-(chloromethyl)-5-(trifluoromethoxy)pyridine