Proteases represent common targets in combating infectious diseases. including COVID-19. The 3-chymotrypsin-like protease (3CLpro) is a validated molecular target for COVID-19. and it is key for developing potent and selective inhibitors for inhibiting viral replication of SARS-CoV-2. https://www.roneverhart.com/HGST-Ultrastar-7K6000-HUS726040ALS214-4TB-7-2K-RPM-SAS-12Gb-s-512n-128MB-3-5-SE-Hard-Drive/