00333nam a2200121Ia 4500008004100000022001400041040001100055100002500066245003500091260005800126300001700184300001000201251112s9999||||xx |||||||||||||| ||und||  a0022-2623  aCNCLSA  aPhilip S. Portoghese 0aJournal of Medicinal Chemistry  cSeptember, 1987bThe American Chemical SocietyaU.S.A  aP. 1535-2162  bV. 32