title: [Synthetic studies on 2-N-substituted cephems. II. Reaction of 2-cephem with IN3].
mesh_terms: D001386:Azides; D002511:Cephalosporins / Q000138:chemical synthesis; D055598:Chemical Phenomena; D002621:Chemistry; D008968:Molecular Conformation
chemical_list: D001386:Azides; D002511:Cephalosporins