1. Pratiksha Institute of Pharmaceutical Sciences, Panikhaiti, Chandrapur Road, Guwahati, Assam, India
2. Department of Pharmaceutical Chemistry, Shri Vishnu College of Pharmacy, Vishnupur (Affiliated to Andhra University), Bhimavaram, W.G. Dist., AP, India
3. Faculty of Pharmacy, Philadelphia University, Amman, PO Box-1, 19392, Jordan