ChemInform Abstract: Insertion of 1, 3‐Diphenylprop‐2‐yn‐1‐one into Imidazo[4, 5‐b]pyridines in the Presence of Water: One‐Pot Synthesis of Pyrido[2, 3‐b][1, 4]diazocin‐9‐ones. Issue 24 (27th May 2016)