1. Department of Chemistry, Sri Venkateswara University, Tirupati, Andhra Pradesh, India
2. Department of Bio-Chemistry, Sri Venkateswara University, Tirupati, Andhra Pradesh, India
3. Department of Organic and Biomolecular Chemistry, Chemical Engineering Institute, Ural Federal University, Yekaterinburg, Russian Federation
4. I. Ya. Postovskiy Institute of Organic Synthesis, Ural Division of the Russian Academy of Sciences, Yekaterinburg, Russian Federation