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