ChemInform Abstract: Highly Efficient Synthesis of N1‐Substituted 1H‐Indazoles by DBU‐Catalyzed Aza‐Michael Reaction of Indazole with Enones. Issue 36 (August 2016) - Yang, Jingya; Bao, Yunfen; Zhou, Hongyan; Li, Tianyuan; Li, Nana; Li, Zheng