ChemInform Abstract: Tandem Allylic Substitution—5‐exo‐dig‐Carbocyclization: A [4 + 1]‐Annulation Approach to Arylidene Cyclopentenes from MBH‐Acetates of Acetylenic Aldehydes. Issue 16 (28th March 2013) - Reddy, Chada Raji; Kumaraswamy, Paridala; Reddy, Motatipally Damoder