Ethyl 2-amino-3-hydroxy-4-(trifluoromethoxy)pyridine-5-carboxylate
4-Amino-2-(chloromethyl)-5-(trifluoromethoxy)pyridine-3-carboxylic acid
Methyl 4-amino-5-hydroxy-3-(trifluoromethoxy)pyridine-2-carboxylate
2-Amino-3-(chloromethyl)-6-iodo-5-(trifluoromethoxy)pyridine