Gold-Catalyzed Functionalization of Semicarbazides with Terminal Alkynes to Achieve Substituted Semicarbazones - Zimin, Dmitry P; Dar'in, Dmitry, V; Eliseeva, Anastasiya A; Novikov, Alexander S; Rassadin, Valentin A; Kukushkin, Vadim Yu (EUROPEAN JOURNAL OF ORGANIC CHEMISTRY, 2019)