2-(Aminomethyl)-6-cyano-3-hydroxy-4-(trifluoromethoxy)pyridine
2-(Chloromethyl)-6-cyano-3-methyl-4-(trifluoromethoxy)pyridine
6-(Aminomethyl)-3-cyano-4-hydroxy-2-(trifluoromethoxy)pyridine
6-(Chloromethyl)-3-cyano-4-methyl-2-(trifluoromethoxy)pyridine