Task: Answer the MCQ question.
Query: Which drug exhibits a -0.667\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) O=C(Nc1ccc(NC(=O)C2CCCCC2)nc1)c1ccco1
(b) Cc1ccc2c(c1)nnn2C1CCN(S(=O)(=O)c2ccc3ccccc3c2)CC1
Answer: a. O=C(Nc1ccc(NC(=O)C2CCCCC2)nc1)c1ccco1
{#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#}
O=C(Nc1ccc(NC(=O)C2CCCCC2)nc1)c1ccco1
O=C(Nc1ccc(NC(=O)C2CCCCC2)nc1)c1ccco1
N-[6-(cyclohexanecarbonylamino)pyridin-3-yl]furan-2-carboxamide