... G. CAYALLIXI,~~ E. RIASS.4RASI,'b AND D. x.4RDI Jfedicinal Chemistry Research Laboratories, Vister-Casafenoeo Brianza (Porno), Italy ... (1) (a) Deceased. (b) Author to wiiom inuuiries should be addressed, (2) G. Cavallini and E. Xfassarani, .J. Jled. ... Chem., 1, 3fi5 (19571)). ...