Quantum substance formula, performance involving selective antimicrobial action making use of molecular docking investigation, RDG as well as experimental (FT-IR, FT-Raman) investigation of 4-[2-[3-(4-chlorophenyl)-5-(4-propan-2-yl) phenyl)-4, 5-dihydro- 1H- pyrazol-1-yl]-4-oxo-1, 3- thiazol-5(4H)-ylidene methyl] benzonitrile.