00401nam a2200121Ia 4500008004100000022001400041040001100055100002400066245012800090260003500218300001700253300000900270251112s9999||||xx |||||||||||||| ||und||  a0040-4039  aCNCLSA  aSir Robert Robinson 0aTetrahedron LettersbThe International Journal For the Rapid Publication of Preliminary Communications in Organic Chemistry  c1985bPergamon PressaNew York  aP. 3409-3888  bV.90