ChemInform Abstract: (.+‐.)‐CSA‐Catalyzed Friedel—Crafts Alkylation of Indoles with 3‐Ethoxycarbonyl‐3‐hydroxyisoindolin‐1‐one: An Easy Access of 3‐Ethoxycarbonyl‐3‐indolylisoindolin‐1‐ones Bearing a Quaternary α‐Amino Acid Moiety. Issue 25 (3rd June 2013)