One-Step Synthesis of [1,2]Diazepino[4,5-b]indole Derivatives from the Reaction of Pyranoindolones with Methylhydrazine - Hatzimimikou, Dimitra; Livadiotou, Despina; Tsoleridis, Constantinos A.; Stephanidou-Stephanatou, Julia (Synlett, 2008)