1. 1Department of Pharmaceutical Chemistry, KL College of Pharmacy, Koneru Lakshmaiah Education Foundation, Vaddeswaram, Guntur, AP; India
2. 3Department of Pharmacology, Marri Laxman Reddy Institute of Pharmacy, Dundigal, Hyderabad, India
3. 4Department of Pharmacology, Vijaya College of Pharmacy, Hyathnagar, Hyderabad, India.