The SMILES CCCc1nc2c(C)cc(-c3nc4ccccc4n3C)cc2n1Cc1ccc(-c2ccccc2C(=O)O)cc1 has a half life time in humans after IV administration of 20.000 hours.
The {#molecule |!}{SMILES__description} {SMILES#} has a {half_life_duration__names__noun} of {half_life_duration#} {half_life_duration__units}.