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