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