[1] CSIR Cent Drug Res Inst, Med & Proc Chem Div, Lucknow 226031, Uttar Pradesh, India
[2] CSIR Cent Drug Res Inst, NMR Ctr, SAIF, Lucknow 226031, Uttar Pradesh, India
[3] CSIR Cent Drug Res Inst, Mol & Struct Biol Div, Lucknow 226031, Uttar Pradesh, India
[4] Acad Sci & Innovat Res, Ghaziabad 201002, India