6-Amino-3-cyano-4-(trifluoromethoxy)pyridine-2-carboxylic acid
Methyl 3-amino-2-cyano-6-(trifluoromethoxy)pyridine-5-carboxylate
Methyl 3-amino-2-cyano-5-(trifluoromethoxy)pyridine-6-carboxylate
Methyl 6-amino-2-cyano-3-(trifluoromethoxy)pyridine-4-carboxylate