The SMILES CC1CCC2(NC1)OC1CC3C4CC=C5C=CCCC5(C)C4CCC3(C)C1C2C is from a molecule that shows no activity against the human immunodeficiency virus.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.