Task: Answer the multiple choice question.
Query: Which compound exhibits a -21.307% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CCC(C)[C@H](NC(=O)Nc1ccc(S(N)(=O)=O)cc1)C(=O)OC
b O=C(Cn1nnc(-c2ccncc2)n1)N(C1CCCCC1)C1CCCCC1
Answer: b. O=C(Cn1nnc(-c2ccncc2)n1)N(C1CCCCC1)C1CCCCC1
{#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(Cn1nnc(-c2ccncc2)n1)N(C1CCCCC1)C1CCCCC1
O=C(Cn1nnc(-c2ccncc2)n1)N(C1CCCCC1)C1CCCCC1
N,N-dicyclohexyl-2-(5-pyridin-4-yltetrazol-2-yl)acetamide