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, c, or d without using any other words.
Options:
a: CN1C(=O)[C@H](O)C[C@H]1c1cccnc1
b: CC(C)(C)NCC(O)COc1ccc(NC(=O)NC2CCCCC2)cc1
c: O=C(O)C(Cl)Cl
d: COCCCOc1ccnc(C[S+]([O-])c2nc3ccccc3[nH]2)c1C
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-dichloroaceticacid