Ethyl 2-(chloromethyl)-3-cyano-6-(trifluoromethoxy)pyridine-4-acetate
4-Chloro-3-(chloromethyl)-2-nitro-5-(trifluoromethoxy)pyridine
2-(Bromomethyl)-4-cyano-6-methyl-3-(trifluoromethoxy)pyridine
Methyl 3-(chloromethyl)-6-cyano-2-(trifluoromethoxy)pyridine-5-acetate