Task: Please generate a SMILES based on the description below.
Description: A molecule with a half life in humans after IV administration of approximately 1.600 hours.
Result: C=CCC1(C(C)C#CCC)C(=O)NC(=O)N(C)C1=O
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: A molecule with a {half_life_duration__names__noun} of approximately {half_life_duration#} {half_life_duration__units}.
Result: {SMILES#}
5-hex-3-yn-2-yl-1-methyl-5-prop-2-enyl-1,3-diazinane-2,4,6-trione