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] Nc1ccn([C@@H]2CO[C@H](CO)O2)c(=O)n1
[b] CC(CC(c1ccccc1)c1ccccc1)NC(C)(C)C
[c] CN1C2CCCC1CC(NC(=O)c1nn(C)c3ccccc13)C2
[d] CN1CCN2c3ncccc3Cc3ccccc3C2C1
Answer: d
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}
5-methyl-2,5,19-triazatetracyclo[13.4.0.02,7.08,13]nonadeca-1(15),8,10,12,16,18-hexaene