... (Found: C. 59.3. H. 6.1. N. 14.5. C,,H,,N,O, requires: C. 59. IH 5-8. N. 14.5%); AL”:') 6.0. 6.18 and 6.27 u; 1 zz't 382 mu (E, 21,380); NMR (CDCIJ (tppco): 8.68 (3H. (CH- HH II CH,). 7.17-8.17 (11H. ... REFERENCES ' Part III. JP John, KG Srinivasan, PS Venkataramani and S. Swaminathan, Terruhedron 25 (13). 266 I (1969). * S. Swaminathan, RK Natarajan, S. Ramachandran, and SK Sankarappa, J.Org.Chem. 31. 656 (1966). ...