2-(Aminomethyl)-4-chloro-5-cyano-3-(trifluoromethoxy)pyridine
2-Chloro-3-cyano-5-(fluoromethyl)-4-(trifluoromethoxy)pyridine
3-Chloro-6-(chloromethyl)-2-cyano-4-(trifluoromethoxy)pyridine
5-Chloro-2-(chloromethyl)-4-cyano-3-(trifluoromethoxy)pyridine