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