[1] Madurai Kamaraj Univ, Sch Chem, Dept Nat Prod Chem, Biomat Med Chem Lab, Madurai 625021, Tamil Nadu, India
[2] Univ Madras, Natl Ctr Nanosci & Nanotechnol, Guindy Campus, Chennai 25, Tamil Nadu, India
[3] King Saud Univ, Dept Bot & Microbiol, Coll Sci, Riyadh, Saudi Arabia
[4] Madurai Kamaraj Univ, Sch Biol Sci, Dept Microbiol, Madurai 625021, Tamil Nadu, India