Task: Answer the MCQ question.
Query: Which compound has a -15.740% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) O=C(COc1cccnc1[N+](=O)[O-])N1CCN(S(=O)(=O)c2ccc3ccccc3c2)CC1
(b) O=C(CSc1nnnn1C1CCCC1)NCCc1ccccc1
Answer: b. O=C(CSc1nnnn1C1CCCC1)NCCc1ccccc1
{#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#}
O=C(CSc1nnnn1C1CCCC1)NCCc1ccccc1
O=C(CSc1nnnn1C1CCCC1)NCCc1ccccc1
2-(4-cyclopentyltetrazol-5-yl)sulfanyl-N-(2-phenylethyl)acetamide