A Versatile, Unexpected, One-Pot Regioselective Synthesis of a New Class of 1,3-Diazepinoindolones by Reaction of Pyranoindolones with Monosubstituted Ureas - Livadiotou, Despina; Tsoleridis, Constantinos A.; Stephanidou-Stephanatou, Julia (Synthesis, 2009)