ChemInform Abstract: A Metal‐Free Approach to 3‐Aryl‐3‐hydroxy‐2‐oxindoles by Treatment of 3‐Acyloxy‐2‐oxindoles with Diaryliodonium Salts. Issue 23 (May 2016) - Li, Xiaokang; Ni, Wei; Mao, Fei; Wang, Wei; Li, Jian