1. School
of Chemistry, Shoolini University, Solan, Himachal Pradesh-173212 India
2. College
of Forestry, Dr. Y. S. Parmar University of Horticulture and Forestry, Nauni,
Solan, Himachal Pradesh-173230, India
3. Department
of Chemistry, College of Science, Building #5, King Saud University, Riyadh, Saudi Arabia
4. Department
of Chemistry, Bahra University, Shimla Hills, Waknaghat, Solan, Himachal Pradesh-173215, India