... AND NOTES [1] E. С Taylor and A. McKillop, "The Chemistry of Cyclic En- aminonitriles and o-Aminonitriles", "Advances in Organic Chemistry", Vol 7, John ... [5] EF Elslager, P. Jacob, J. Johnson, LM Werbel, DF Worth and L. Rane, J. Med. ... Heterocyclic Chem., 9, 1235 (1972). ...