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