title: 2-(4,5,6,7,8,9-Hexahydro-6a-aza-phenyl-en-2-ylmethyl-ene)indan-1,3-dione.
abstract: The title compound, C(22)H(19)NO(2), has potential for use as a new nonlinear optical material. Mol-ecules are almost planar. One C atom of the heterocyclic ring system is disordered over two positions; the site occupancy factors are 0.6 and 0.4.
authors.forename: Sergey
authors.initials: S
authors.lastname: Belyakov
authors.forename: Valdis
authors.initials: V
authors.lastname: Kampars
authors.forename: Pauls J
authors.initials: PJ
authors.lastname: Pastors
authors.forename: Andrey
authors.initials: A
authors.lastname: Tokmakov