title: A triple-stranded helicate and mesocate from the same metal and ligand.
abstract: A pair of triple-stranded helicates and mesocates were, for the first time, isolated from the same reaction of a novel alpha-free bis(dipyrromethene) ligand with either Co(3+) or Fe(3+).
authors.affiliation: Department of Chemistry, University of British Columbia, 2036 Main Mall, Vancouver, CanadaV6T 1Z1.
authors.forename: Zhan
authors.initials: Z
authors.lastname: Zhang
authors.forename: David
authors.initials: D
authors.lastname: Dolphin