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 not sure, you must pick either a, b, or c without using any other words.
Options:
[a] Cc1ncc2n1-c1ccc(Cl)cc1C(c1ccccc1F)=NC2
[b] Nc1nc(=O)c2c([nH]1)NCC(CNc1ccc(C(=O)N[C@@H](CCC(=O)O)C(=O)O)cc1)N2C=O
[c] COC(=O)C(c1ccccc1)C1CCCCN1
Answer: b
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}
(2S)-2-[[4-[(2-azanyl-5-methanoyl-4-oxidanylidene-1,6,7,8-tetrahydropteridin-6-yl)methylamino]phenyl]carbonylamino]pentanedioicacid