Task: Answer the multiple choice question.
Question: Which compound exhibits a 14.870\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] O=C(Nc1cccc(C(F)(F)F)c1)C1CCCCC1
[b] CC1CC(C)CN(c2ccc([N+](=O)[O-])nc2)C1
Answer: b. CC1CC(C)CN(c2ccc([N+](=O)[O-])nc2)C1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CC1CC(C)CN(c2ccc([N+](=O)[O-])nc2)C1
CC1CC(C)CN(c2ccc([N+](=O)[O-])nc2)C1
5-(3,5-dimethylpiperidin-1-yl)-2-nitropyridine