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, c, d, or e without using any additional words.
Options:
a. CCN(CC)CC#CCOC(=O)C(O)(c1ccccc1)C1CCCCC1
b. CCC(=O)N(c1ccccc1)C1(C(=O)OC)CCN(CCC(=O)OC)CC1
c. COc1cc2nc(N3CCN(C(=O)C4CCCO4)CC3)nc(N)c2cc1OC
d. CN(C)CCc1c[nH]c2ccc(C[C@H]3COC(=O)N3)cc12
e. Cc1ncsc1CCCl
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}
methyl 1-(3-methoxy-3-oxopropyl)-4-(N-propanoylanilino)piperidine-4-carboxylate