Affiliation: | aDepartment of Chemistry, University College of Science, University of Calcutta, 92, A.P.C. Road, Kolkata 700 009, India;bSchool of Chemistry, The University of Reading, P.O. Box 224, Whiteknights, Reading RG 66AD, UK;cDepartment of Chemistry, Aristotle University of Thessaloniki, Thessaloniki 54124, Greece;dDepartament de Química Inorgànica, Universitat de Barcelona, Marti i Franques 1-11, 08028 Barcelona, Spain |