User: I'm looking for the SMILES of a molecule with a drug half life time in humans after IV administration value close to 18.000 hours.
Assistant: This molecule has a drug half life time in humans after IV administration value of approximately 18.000 hours: CC(C)C[C@H](NC(=O)[C@H](Cc1ccccc1)NC(=O)c1cnccn1)B(O)O
User: I'm {#searching|looking!} for the {SMILES__description} of a molecule with a {half_life_duration__names__noun} value close to {half_life_duration#} {half_life_duration__units}.
Assistant: This molecule has a {half_life_duration__names__noun} value of approximately {half_life_duration#} {half_life_duration__units}: {SMILES#}
[(1R)-3-methyl-1-[[(2S)-3-phenyl-2-(pyrazine-2-carbonylamino)propanoyl]amino]butyl]boronic acid