1. Department of Pharmaceutical Chemistry, A.K.R.G. College of Pharmacy, Nallajerla, W.G. Dist., Andhra Pradesh.
2. Department of Pharmacognosy, A.K.R.G. College of Pharmacy, Nallajerla, W.G. Dist., Andhra Pradesh.
3. Department of Pharmaceutical Analysis, A.K.R.G. College of Pharmacy, Nallajerla, W.G. Dist., Andhra Pradesh.
4. Department of Chemistry, Vijaya Teja Degree College, Addanki - 523201, Andhra Pradesh.