ChemInform Abstract: Unexpected TFA‐Catalyzed Tandem Reaction of Benzo[d]oxazoles with 2‐Oxo‐2‐arylacetic Acids: Synthesis of 3‐Aryl‐2H‐benzo[b][1, 4]oxazin‐2‐ones and Cephalandole A. Issue 50 (16th December 2014)