A General One-Step Synthesis of Multidentate (Pyridylalkyl)amines from Mono-, Bis-, Tris- and Tetrakis(bromomethyl)benzenes: Potential Ligands for Supramolecular Assembly - Sengupta, Parbati; Henkes, Amanda E; Kumar, Mananjali K; Zhang, Hongming; Son, David Y (Synthesis, 2008)