1. Medicinal and Process Chemistry Division; CSIR-Central Drug Research Institute; Lucknow Uttar Pradesh 226031 India
2. Toxicology Division; CSIR-Central Drug Research Institute; Lucknow Uttar Pradesh 226031 India
3. Academy of Scientific and Innovative Research; New Delhi 11000 India
4. NMR Centre; SAIF; CSIR-Central Drug Research Institute; Lucknow Uttar Pradesh 226031 India