Task: Answer the MCQ question.
Query: Which compound has a -34.874% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a.) CCOC(=O)C1CCN(c2ncnc3c2oc2ccccc23)CC1
b.) C/C(CC(C)C)=N/Nc1ccc([N+](=O)[O-])cc1[N+](=O)[O-]
Answer: a. CCOC(=O)C1CCN(c2ncnc3c2oc2ccccc23)CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOC(=O)C1CCN(c2ncnc3c2oc2ccccc23)CC1
CCOC(=O)C1CCN(c2ncnc3c2oc2ccccc23)CC1
ethyl 1-([1]benzofuro[3,2-d]pyrimidin-4-yl)piperidine-4-carboxylate