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, c, d, or e without using any additional words.
Options:
a Cc1noc(NS(=O)(=O)c2ccc(N)cc2)c1C
b CC1(C)[C@H](C(=O)O)N2C(=O)C[C@H]2S1(=O)=O
c CNS(=O)(=O)CCc1ccc2[nH]cc(C3CCN(C)CC3)c2c1
d CCC(=O)OCC(=O)[C@@]1(OC(=O)CC)[C@@H](C)C[C@H]2[C@@H]3CCC4=CC(=O)C=C[C@]4(C)[C@@]3(Cl)[C@@H](O)C[C@@]21C
e CN1Cc2c(N)cccc2C(c2ccccc2)C1
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,5R)-3,3-dimethyl-4,4,7-trioxo-4λ6-thia-1-azabicyclo[3.2.0]heptane-2-carboxylic acid