(1)
Hussain, I.; Gillani, R.; McKee, V.; Hussain, H.; Ali, Z. Synthesis, Characterization and X-Ray Crystal Structure of Macrocyclic Ligand Based on 2,2-Methylene-bis[(6-Formyl)-4-Tert-Butylphenol] and 1,2-Bis-(2-aminoethoxy)ethane. ajc 2014, 26, 6202-6206.