1. Department of Chemistry, Osmania University, Hyderabad 500007, Telangana, India
2. Environmental Consultancy Division, Ramky Enviro Services Private Limited, Ramky Grandiose, Gachibowli, Hyderabad 500032, India
3. Department of Chemistry, PG Center Wanaparthy, Palamuru University, Mahabubnagar 509001, Telangana, India