Problem statement: Answer the multiple choice question.
Question: Which compound has a -22.966% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: CCCn1nc(-c2ccccc2)c2nc3ccccc3nc21
b: O=C(NCCNc1ccc([N+](=O)[O-])cc1)c1cccc2c(Br)cccc12
Answer: b. O=C(NCCNc1ccc([N+](=O)[O-])cc1)c1cccc2c(Br)cccc12
{#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(NCCNc1ccc([N+](=O)[O-])cc1)c1cccc2c(Br)cccc12
O=C(NCCNc1ccc([N+](=O)[O-])cc1)c1cccc2c(Br)cccc12
[4-[2-[(5-bromonaphthalene-1-carbonyl)amino]ethylamino]phenyl]-oxido-oxoazanium