In(OTf)3-Catalyzed Highly Chemo- and Regioselective Head-to-Tail Heterodimerization of Vinylarenes with 1,1-Diarylethenes

In(OTf)3-Catalyzed Highly Chemo- and Regioselective Head-to-Tail Heterodimerization of Vinylarenes with 1,1-Diarylethenes