The molecule SMILES O=C1CC2C(CCC23CCCC3)N1 is not active against the human immunodeficiency virus.
The {#molecule |!}{SMILES__description} {SMILES#} is {activity_HIV#not &NULL}{activity_HIV__names__adjective}.
spiro[1,3,3a,5,6,6a-hexahydrocyclopenta[b]pyrrole-4,1'-cyclopentane]-2-one