Problem statement: Answer the multiple choice question.
Question: Which compound has a 1.082\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] O=C(NNC1=NCCCCC1)c1cccc([N+](=O)[O-])c1
[b] CC1CCN(C(=S)c2ccc([N+](=O)[O-])cc2)CC1
Answer: b. CC1CCN(C(=S)c2ccc([N+](=O)[O-])cc2)CC1
{#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#}
CC1CCN(C(=S)c2ccc([N+](=O)[O-])cc2)CC1
CC1CCN(C(=S)c2ccc([N+](=O)[O-])cc2)CC1
[4-(4-methylpiperidine-1-carbothioyl)phenyl]-oxido-oxoazanium