Problem statement: Answer the MCQ question.
Question: Which compound has a 5.810\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a Cc1ccc(C(=O)Nc2ccc(Nc3ccccc3)cc2)cc1Br
b CCCCNC(=O)Cc1cc(=O)[nH]c(=O)[nH]1
Answer: b. CCCCNC(=O)Cc1cc(=O)[nH]c(=O)[nH]1
{#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#}
CCCCNC(=O)Cc1cc(=O)[nH]c(=O)[nH]1
CCCCNC(=O)Cc1cc(=O)[nH]c(=O)[nH]1
N-butyl-2-(2,4-dioxo-1H-pyrimidin-6-yl)acetamide