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 not sure, you must pick either a, b, c, or d without using any additional words.
Options:
(a) NC(=O)c1csc([C@@H]2O[C@H](CO)[C@@H](O)[C@H]2O)n1
(b) NNc1nncc2ccccc12
(c) Cc1ncc([N+](=O)[O-])n1CCO
(d) C[C@@H](c1ncncc1F)[C@](O)(Cn1cncn1)c1ccc(F)cc1F
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}
2-(2-methyl-5-nitroimidazol-1-yl)ethanol