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, c, d, or e without using any other words.
Options:
a. CN(C)CCOC(c1ccccc1)c1ccccc1
b. C#C[C@]1(O)C=C[C@H]2[C@@H]3CCC4=CC(=O)CC[C@@H]4[C@H]3CC[C@@]21CC
c. CCC#CC[C@H](C)[C@H](O)C#C[C@@H]1[C@H]2C/C(=C/COCC(=O)O)C[C@H]2C[C@H]1O
d. CN(C)CCCN1c2ccccc2CCc2ccc(Cl)cc21
e. N/N=c1/cc2c(n[nH]1)CCN(C(=O)c1ccccc1)C2
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}
(8R,9S,10R,13S,14S,17R)-13-ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,9,10,11,12,14-decahydrocyclopenta[a]phenanthren-3-one