title: Expanded porphyrins: more confusion all the time.
authors.affiliation: Department of Chemistry, University of North Texas, 1155 Union Circle, #305070, Denton, TX 76203-5017 (USA). Francis.DSouza@UNT.edu.
authors.forename: Francis
authors.initials: F
authors.lastname: D'Souza
keywords: hexaphyrin; macrocycles; porphyrinoids; sapphyrin; supramolecular chemistry