title: Benzopentalenonaphthalenones from the intramolecular capture of a merocyanine derived from a naphthopyran.
authors.affiliation: School of Chemistry, University of Leeds, Leeds, LS2 9JT, UK.
authors.forename: Christopher D
authors.initials: CD
authors.lastname: Gabbutt
authors.forename: B Mark
authors.initials: BM
authors.lastname: Heron
authors.forename: Colin
authors.initials: C
authors.lastname: Kilner
authors.forename: Suresh B
authors.initials: SB
authors.lastname: Kolla