Task: Answer the multiple-choice question.
Query: Which compound exhibits a 12.624\% 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) O=C(CN1C(=O)c2ccccc2C1=O)NCCOc1ccccc1
(b) Cc1c(Cl)cnc(NC(=O)CSc2n[nH]c(N)n2)c1Cl
Answer: a. O=C(CN1C(=O)c2ccccc2C1=O)NCCOc1ccccc1
{#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(CN1C(=O)c2ccccc2C1=O)NCCOc1ccccc1
O=C(CN1C(=O)c2ccccc2C1=O)NCCOc1ccccc1
2-(1,3-dioxoisoindol-2-yl)-N-(2-phenoxyethyl)acetamide