文题：Catalyst-Free gem-Difluorination/Spirocyclization of Indole-2-carboxamides: Synthesis of C2-Spiroindoline Derivatives

作者：Xiaotong Dong（董晓彤）, Xiaonuo Liu（刘晓诺）, Lei Wang（王蕾）, Yixuan Zhang（张逸轩）, Jiale Li（李嘉乐）, Laijin Tian（田来进）, and Yulei Zhao*

期刊：Org. Lett.  2023, 25, 8771–8776. （中科院SCI一区，自然指数期刊）