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