Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleWeb Site: Molecules of the Month.AuthorsHopf, Henning; Grunenberg, JörgPublicationAngewandte Chemie International Edition, 2001, Vol 40, Issue 11, p2181ISSN1433-7851Publication typeArticleDOI10.1002/1521-3773(20010601)40:11<2181::AID-ANIE2181>3.0.CO;2-1