title: Conformational analysis of molecular machines: internal rotation and enantiomerization in triptycyl[3]helicene.
authors.affiliation: Departament de Química Física and Institut de Química Teórica i Computacional (IQTCUB), Universitat de Barcelona, Martí i Franqués 1-11, 08028 Barcelona, Spain.
authors.forename: Miquel
authors.initials: M
authors.lastname: Llunell
authors.forename: Pere
authors.initials: P
authors.lastname: Alemany
authors.forename: Josep Maria
authors.initials: JM
authors.lastname: Bofill