SYNTHESIS, CHARACTERIZATION AND ELECTROCHEMICAL INVESTIGATION OF NOVEL 17-MEMBERED DIOXADIAZA NAPTHALDEHYDE BASED MACROCYCLIC LIGAND AND ITS COMPLEXES OF Co (III), Ni (II) AND Cu (II) PERCHLORATE IONS Journal title: International Journal of Pharmacy and Pharmaceutical Sciences Authors: A. N. Paul Angelo, L. Rakesh Sharma, K. N. Sabharwal Subject(s):