00286nam a2200109Ia 4500008004100000022001400041040001100055245003500066260004900101300001600150300001000166251112s9999||||xx |||||||||||||| ||und||  a0022-2623  aCNCLSA 0aJournal of Medicinal Chemistry  cJuly, 1980bAmerican Chemical SocietyaU.S.A  aP. 713-1485  bV. 23