Task: Please answer the multiple choice question.
Question: Which molecule has the longest drug half life time in humans after IV administration?
Constraint: Even if you are uncertain, you must pick either a, b, or c without using any other words.
Options:
a. CC(=O)N[C@@H](CS)C(=O)O
b. N#Cc1ccc(C(c2ccc(C#N)cc2)n2cncn2)cc1
c. CN1C(=O)CN=C(c2ccccc2)c2cc(Cl)ccc21
Answer: a
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}
(2R)-2-acetamido-3-sulfanylpropanoic acid