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, or d without using any other words.
Options:
a CN1C(=O)CN=C(c2ccccc2)c2cc(Cl)ccc21
b N#Cc1ccc(C(c2ccc(C#N)cc2)n2cncn2)cc1
c CO/N=C(\C(=O)N[C@@H]1C(=O)N2C(C(=O)[O-])=C(C[n+]3cccc4c3CCC4)CS[C@H]12)c1csc(N)n1
d CC[C@@]1(O)C(=O)OCc2c1cc1n(c2=O)Cc2cc3c(CN(C)C)c(O)ccc3nc2-1
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}
4-[(4-cyanophenyl)-(1,2,4-triazol-1-yl)methyl]benzonitrile