Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a -19.526% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: O=C(NCc1ccc2c(c1)OCO2)c1cc2ccccc2o1
b: COc1ccc(NC(=O)c2cc(CN3C(=O)c4ccccc4C3=O)ccc2OC)cn1
Answer: a. O=C(NCc1ccc2c(c1)OCO2)c1cc2ccccc2o1
{#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(NCc1ccc2c(c1)OCO2)c1cc2ccccc2o1
O=C(NCc1ccc2c(c1)OCO2)c1cc2ccccc2o1
N-(1,3-benzodioxol-5-ylmethyl)-1-benzofuran-2-carboxamide