ChemInform Abstract: A Highly Regioselective Synthesis of N‐Acyl‐2‐acyl(aroyl)indolium Chloride Through Palladium‐Copper Catalysis Followed by Friedel—Crafts Reaction. Issue 40 (30th September 2014) - Khan, Md. Wahab; Akther, Arifa; Alam, Md. Shariful