title: Ball-, bowl-, and belt-shaped conjugated systems and their complexing abilities: exploration of the concave-convex pi-pi interaction.
authors.affiliation: Department of Chemistry, Graduate School of Science, Osaka University, Toyonaka, Osaka 560-0043, Japan.
authors.forename: Takeshi
authors.initials: T
authors.lastname: Kawase
authors.forename: Hiroyuki
authors.initials: H
authors.lastname: Kurata