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