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