The SMILES CSc1nnc2c(=O)n(C)c(=O)n(C)c2n1 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][S][C][=N][N][=C][C][=Branch1][C][=O][N][Branch1][C][C][C][=Branch1][C][=O][N][Branch1][C][C][C][Ring1][#Branch2][=N][Ring1][=C]