... Please enable JavaScript to use all the features on this page. Tetrahedron Letters. Volume 51, Issue 11, 17 March 2010, Pages 1512–1516. Cover image Cover image. ... 709–710. Full Text via CrossRef. 4; JC Scaiano, V. Wintgens, JC Netto-Ferreira; Tetrahedron Lett., 33 (1992), pp ...