The molecule with the SMILES representation of CC(=O)CC(c1ccccc1)c1c(O)c2ccccc2oc1=O has a half life time in humans after IV administration of 29.000 hours.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} has a {half_life_duration__names__noun} of {half_life_duration#} {half_life_duration__units}.
4-hydroxy-3-(3-oxo-1-phenylbutyl)chromen-2-one