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