00385nam a2200109Ia 4500008004100000040001100041100001900052245012800071260005200199300001300251300001100264251112s9999||||xx |||||||||||||| ||und||  aCNCLSA  aDr. T. Stephen 0aTetrahedron LettersbThe International Journal For the Rapid Publication of Preliminary Communications in Organic Chemistry  c1982bBlackwell scientific PublicationsaLondon  aP. 1-877  bV. 239