4-(Chloromethyl)-5-cyano-2-nitro-3-(trifluoromethoxy)pyridine
5-(Difluoromethyl)-2-fluoro-3-(trifluoromethoxy)pyridine-4-methanol
4-(Chloromethyl)-3-cyano-5-nitro-2-(trifluoromethoxy)pyridine
Methyl 5-cyano-4-nitro-3-(trifluoromethoxy)pyridine-2-acetate