1. a Department of Medicinal Chemistry , Indian Institute of Chemical Biology, A Unit of Council of Scientific and Industrial Research , 4, Raja S.C. Mullick Road, Kolkata, 700032, India
2. b Infectious Diseases and Immunology Division , Indian Institute of Chemical Biology, A Unit of Council of Scientific and Industrial Research , 4, Raja S.C. Mullick Road, Kolkata, 700032, India