One-Pot Synthesis of 1,4,7,10,13,16,21,24-Octaazabicyclo[8.8.8]hexacosane - The Peraza Analogue of [2.2.2]Cryptand - Redko, Mikhail Yurievich; Huang, Rui; Dye, James Louis; Jackson, James Edward (Synthesis, 2006)