The SMILES C[C@]12CC[C@@H]3c4ccc(OC(=O)N(CCCl)CCCl)cc4CC[C@H]3[C@@H]1CC[C@@H]2OP(=O)(O)O has a drug half life time in humans after IV administration of 2.400 hours.
The {#molecule |!}{SMILES__description} {SMILES#} has a {half_life_duration__names__noun} of {half_life_duration#} {half_life_duration__units}.