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Rolfe A, Samarakoon TB, Hanson PR.Rolfe A, et al.Org Lett. 2010 Mar 19;12(6):1216-9. doi: 10.1021/ol100035e.Org Lett. 2010.PMID: 20178346Free PMC article.
Rolfe A, Hanson PR.Rolfe A, et al.Tetrahedron Lett. 2009 Dec 16;50(50):6935-6937. doi: 10.1016/j.tetlet.2009.09.090.Tetrahedron Lett. 2009.PMID: 20577568Free PMC article.