title: Enantiopure dihydro-[5]-helicenequinones via Diels-Alder reactions of vinyl dihydrophenanthrenes and (SS)-2-(p-tolylsulfinyl)-1,4-benzoquinone.
authors.affiliation: Departamento de Química Orgánica (C-I) Universidad Autónoma, Cantoblanco, 28049-Madrid, Spain.
authors.forename: M C
authors.initials: MC
authors.lastname: Carreño
authors.forename: S
authors.initials: S
authors.lastname: García-Cerrada
authors.forename: A
authors.initials: A
authors.lastname: Urbano