The SMILES Cl.NC(=O)N=C(NCc1ccccc1)NCc1ccccc1 is from a molecule that shows no activity against HIV.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that {#shows|exhibits|displays!} {activity_HIV#no &NULL}{activity_HIV__names__noun}.
1-[bis[(phenylmethyl)amino]methylidene]urea;hydrochloride