The SMILES Cn1c2cccc3nnc4cccc(c4c32)n1C represents 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}.
[C][N][C][=C][C][=C][C][=N][N][=C][C][=C][C][=C][Branch1][=Branch2][C][Ring1][=Branch1][=C][Ring1][#Branch2][Ring1][=C][N][Ring1][S][C]