1. Department of Chemistry and Earth Sciences, College of Arts and Sciences, Qatar University, Post
Office Box 2713, Doha, Qatar
2. Department of Chemistry, Bioscience and Environmental Engineering, Faculty of Science and Technology, University of Stavanger, N-4036 Stavanger, Norway
3. Crystal Engineering, Growth and Design Laboratory, Department of Chemistry, University of Crete, Voutes Campus, Heraklion, Crete GR-71003, Greece