1. Division of Quantum Chemistry, The Red-Green Research Center, BICCB, 16, Tejkunipara, Tejgaon, Dhaka 1215, Bangladesh
2. Department of Chemistry, Jahangirnagar University, Savar, Dhaka 1342, Bangladesh
3. Department of Chemistry, University of Dhaka, Curzon Hall, Dhaka 1000, Bangladesh
4. Department of Physical Sciences, University of Arkansas-Fort Smith, Fort Smith, Arkansas 72913-3649, USA
5. Department of Chemistry and Biochemistry, South Dakota State University, Brookings, South Dakota 57007, USA