Task: Answer the multiple-choice question.
Question: Which drug has a -3.385% 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=c1cc(-c2ccccc2[N+](=O)[O-])oc2ccccc12
(b) COc1cccc(C(=O)NCc2n[nH]c(=S)n2-c2cccc(C)c2)c1
Answer: a. O=c1cc(-c2ccccc2[N+](=O)[O-])oc2ccccc12
{#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=c1cc(-c2ccccc2[N+](=O)[O-])oc2ccccc12
O=c1cc(-c2ccccc2[N+](=O)[O-])oc2ccccc12
2-(2-nitrophenyl)chromen-4-one