Task: Answer the multiple-choice question.
Question: Which drug has a -3.851% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) Cc1nn(C(=O)Cn2ccc([N+](=O)[O-])n2)c(C)c1Br
(b) CCc1nnc(NC(=O)C2CCCN2S(=O)(=O)c2ccccc2)s1
Answer: a. Cc1nn(C(=O)Cn2ccc([N+](=O)[O-])n2)c(C)c1Br
{#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#}
Cc1nn(C(=O)Cn2ccc([N+](=O)[O-])n2)c(C)c1Br
Cc1nn(C(=O)Cn2ccc([N+](=O)[O-])n2)c(C)c1Br
1-(4-bromo-3,5-dimethylpyrazol-1-yl)-2-(3-nitropyrazol-1-yl)ethanone