Task: Please answer the multiple choice question.
Question: Which molecule has the longest half life time in humans after IV administration?
Constraint: Even if you are uncertain, you must pick either a, b, or c without using any additional words.
Options:
(a) O=C(Cc1cccs1)N[C@@H]1C(=O)N2C(C(=O)[O-])=C(C[n+]3ccccc3)CS[C@H]12
(b) CN1C(=O)C(O)N=C(c2ccccc2Cl)c2cc(Cl)ccc21
(c) O=c1[nH]cc(F)c(=O)[nH]1
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}
5-fluoro-1H-pyrimidine-2,4-dione