Progress in Total Syntheses of Dimeric Cyclotryptamine Alkaloids
Shen Xianfu, Peng Tianfeng, Zhou Yongyun, Xi Yongkai, Zhao Jingfeng, Yang Xiaodong, Zhang Hongbin
Chinese Journal of Organic Chemistry . 2019, (10): 2685 -2704 .  DOI: 10.6023/cjoc201903058