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