Task: Please answer the multiple choice question.
Question: Which molecule has the longest half life in humans after IV administration?
Constraint: Even if you are uncertain, you must pick either a, b, or c without using any other words.
Options:
(a) CC1=NS(=O)(=O)c2cc(Cl)ccc2N1
(b) O=C(NCCNCC(O)COc1ccc(O)cc1)N1CCOCC1
(c) CC(C)(C)NCC(O)COc1ccc(NC(=O)NC2CCCCC2)cc1
Answer: c
Task: Please answer the multiple choice question.
Question: Which molecule has the longest {half_life_duration__names__noun}?
Constraint: Even if you are {#uncertain|not sure!}, you must pick either {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%half_life_duration%}
Answer: {%multiple_choice_result}
1-[4-[3-(tert-butylamino)-2-hydroxypropoxy]phenyl]-3-cyclohexylurea