2-Cyano-4-methoxy-6-(trifluoromethoxy)pyridine-3-acetic acid
5-(Chloromethyl)-2-cyano-3-(difluoromethyl)-4-(trifluoromethoxy)pyridine
4-(Chloromethyl)-5-cyano-3-(difluoromethyl)-2-(trifluoromethoxy)pyridine
4-(Aminomethyl)-6-cyano-2-methyl-3-(trifluoromethoxy)pyridine