Task: Answer the MCQ question.
Query: Which drug exhibits a 9.421\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) Brc1ccc(-n2cccc2/C=N/n2cnnc2)cc1
(b) O=C(NCCN1CCCCC1)c1ccco1
Answer: b. O=C(NCCN1CCCCC1)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(NCCN1CCCCC1)c1ccco1
O=C(NCCN1CCCCC1)c1ccco1
N-(2-piperidin-1-ylethyl)furan-2-carboxamide