Rationally   Designed Multifunctional Supramolecular Iminium Catalysis: Direct Vinylogous   Michael Addition of Unmodified Linear Dienol Substrates

Yun Gu,   Yao Wang, Tian-Yang Yu, Yong-Min Liang, and Peng-Fei Xu*

https://doi.org/10.1002/anie.201406786