1. a Natural Products Laboratory, Organic Division-I , Indian Institute of Chemical Technology , Hyderabad , India
2. b Department of Genetics , Osmania University , Hyderabad , India
3. c Department of Chemistry , Osmania University , Hyderabad , India
4. d Pharmacology Division , Indian Institute of Chemical Technology , Hyderabad , India
5. e Department of Botany , Annamalai University , Tamilnadu , India