00386nam a2200121Ia 4500008004100000022001400041040001100055100001200066245012800078260003500206300001400241300000900255251112s9999||||xx |||||||||||||| ||und||  a0040-4039  aCNCLSA  aA.Verma 0aTetrahedron LettersbThe International Journal for the Rapid Publication of Preliminary Communications in Organic Chemistry  c1985bPergamon PressaNew York  aP.545-952  bV.26