Ethyl 4-(aminomethyl)-3-cyano-2-(trifluoromethoxy)pyridine-6-acetate
5-(Chloromethyl)-2-cyano-3-(trifluoromethoxy)pyridine-6-methanol
Methyl 2-fluoro-5-iodo-3-(trifluoromethoxy)pyridine-6-acetate
4-(Chloromethyl)-3-cyano-6-(trifluoromethoxy)pyridine-2-methanol