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, d, or e without using any other words.
Options:
a: O=C(O)Cn1c(=O)c(=O)[nH]c2cc([N+](=O)[O-])c(-n3ccnc3)cc21
b: CCCNCC(O)COc1ccccc1C(=O)CCc1ccccc1
c: C[C@H]1C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@]4(C)[C@@]3(F)[C@@H](O)C[C@]2(C)[C@@]1(O)C(=O)CO
d: CCCCCN(C)CCC(O)(P(=O)(O)O)P(=O)(O)O
e: CN1CCC[C@H]1c1cccnc1
Answer: e
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}
3-[(2S)-1-methylpyrrolidin-2-yl]pyridine