Problem statement: Answer the MCQ question.
Query: Which compound exhibits a -0.159\% 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) CC(CCN1CCC(n2nccc2NC(=O)c2ccccc2Cl)CC1)c1ccccc1
(b) O=C1CCC([N+](=O)[O-])C(c2ccc3c(c2)OCO3)N1
Answer: b. O=C1CCC([N+](=O)[O-])C(c2ccc3c(c2)OCO3)N1
{#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=C1CCC([N+](=O)[O-])C(c2ccc3c(c2)OCO3)N1
O=C1CCC([N+](=O)[O-])C(c2ccc3c(c2)OCO3)N1
6-(1,3-benzodioxol-5-yl)-5-nitropiperidin-2-one