The molecule SMILES CC1(C)Oc2ccc3c(=O)c4ccccc4oc3c2C1C(=O)O is not active against HIV.
The {#molecule |!}{SMILES__description} {SMILES#} is {activity_HIV#not &NULL}{activity_HIV__names__adjective}.
2,2-dimethyl-6-oxo-1H-furo[2,3-c]xanthene-1-carboxylic acid