3-(Fluoromethyl)-2-methyl-6-(trifluoromethoxy)pyridine-5-acetonitrile
4-(Bromomethyl)-5-methyl-3-(trifluoromethoxy)pyridine-2-acetonitrile
2-(Chloromethyl)-3-methyl-6-(trifluoromethoxy)pyridine-5-acetonitrile
4-(Bromomethyl)-6-methyl-3-(trifluoromethoxy)pyridine-2-acetonitrile