The SMILES Nc1nc(CC(=O)Nc2ccc(CCNC[C@H](O)c3ccccc3)cc2)cs1 is from a molecule that exhibits no activity against COVID19.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that {#shows|exhibits|displays!} {activity_SARSCoV2#no &NULL}{activity_SARSCoV2__names__noun}.