Task: Answer the MCQ question.
Query: Which compound exhibits a 18.795% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. NC(=O)C1CCN(C(=O)OCc2ccccc2)CC1
b. CCCc1cc(=O)oc2cc(OCC(=O)N3CCN(Cc4ccc5c(c4)OCO5)CC3)ccc12
c. Nc1nonc1N/N=C/c1c(O)ccc2ccccc12
d. COC(=O)c1cc(OC)c(OC)cc1NC(=O)CSc1ccc(C)cc1
Answer: a. NC(=O)C1CCN(C(=O)OCc2ccccc2)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#}
NC(=O)C1CCN(C(=O)OCc2ccccc2)CC1
NC(=O)C1CCN(C(=O)OCc2ccccc2)CC1
benzyl 4-carbamoylpiperidine-1-carboxylate