The SMILES O=C(NC1C=Nc2ccccc2NC1=O)c1ccc(Cl)cc1 is not active against HIV.
The {#molecule |!}{SMILES__description} {SMILES#} is {activity_HIV#not &NULL}{activity_HIV__names__adjective}.
[O][=C][Branch2][Ring1][C][N][C][C][=N][C][=C][C][=C][C][=C][Ring1][=Branch1][N][C][Ring1][O][=O][C][=C][C][=C][Branch1][C][Cl][C][=C][Ring1][#Branch1]