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