Task: Answer the MCQ question.
Question: Which compound has a 15.947\% human ether-à-go-go related gene (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) CCC1CCCCN1C(=O)COc1c(Br)cc(Br)c2cccnc12
(b) Cc1ccc(NC(=O)Nc2ccccc2C#N)c(Cl)c1
Answer: a. CCC1CCCCN1C(=O)COc1c(Br)cc(Br)c2cccnc12
{#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#}
2-(5,7-dibromoquinolin-8-yl)oxy-1-(2-ethylpiperidin-1-yl)ethanone