The SMILES O=C1c2ccccc2CC12Cc1cc3c(cc1C2)CCC3 is from a molecule that displays 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}.
[O][=C][C][=C][C][=C][C][=C][Ring1][=Branch1][C][C][Ring1][=Branch2][C][C][=C][C][=C][Branch1][Branch2][C][=C][Ring1][=Branch1][C][Ring1][=Branch2][C][C][C][Ring1][Branch2]