3-(Aminomethyl)-2-cyano-4-methoxy-5-(trifluoromethoxy)pyridine
6-(Aminomethyl)-3-cyano-4-methoxy-2-(trifluoromethoxy)pyridine
3-(Chloromethyl)-2-cyano-5-methoxy-6-(trifluoromethoxy)pyridine
2-(Chloromethyl)-5-cyano-3-methoxy-4-(trifluoromethoxy)pyridine