User: Is the molecule with the SMILES Cl.NC1C2C3CC4C5CC(C42)C1(c1ccccc1)C53 active against the human immunodeficiency virus?
Assistant: Yes, it is not active against the human immunodeficiency virus.
User: Is the molecule with the {SMILES__description} {SMILES#} {activity_HIV__names__adjective}?
Assistant: Yes, it is {activity_HIV#not &NULL}{activity_HIV__names__adjective}.
[Cl].[N][C][C][C][C][C][C][C][C][Branch1][=Branch1][C][Ring1][Branch1][Ring1][Branch2][C][Ring1][#Branch2][Branch1][=Branch2][C][=C][C][=C][C][=C][Ring1][=Branch1][C][Ring1][N][Ring1][#C]