Known *Anti Sars-Cov Protease Inhibitors* On Sars-Cov-2 Related Intracellular Reception Sites: *Docking Interaction* And Computer Aided Optimization Of Molecular Structure For *Chemioselective Interactions*. Journal of Pharmaceutical Negative Results. Published online January 1, 2023:2011-2020. doi:10.47750/pnr.2023.14.02.249