A Novel M8L6 Cubic Cage That Binds Tetrapyridyl Porphyrins: Cage and Solvent Effects in Cobalt‐Porphyrin‐Catalyzed Cyclopropanation Reactions. - Mouarrawis, Valentinos; Bobylev, Eduard O.; Bruin, Bas; Reek, Joost N. H. (Chemistry - A European Journal, 2021)