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 uncertain, you must pick either a, b, or c without using any additional words.
Options:
a: CN(C)/N=N/c1ccc(C(=O)O)cc1
b: CCCC1C(=O)N2C(N(C)C)=Nc3ccc(C)cc3N2C1=O
c: CCn1cc(C(=O)O)c(=O)c2cc(F)c(N3CCN(C)CC3)cc21
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}