Problem statement: Answer the MCQ question.
Query: Which compound has a 6.649\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CCOc1ccc(OCCOCCOc2c(Cl)cccc2Cl)cc1
b. CN1CCN(c2nc3c(c(=O)[nH]c(=O)n3C)n2Cc2cccc(Br)c2)CC1
Answer: a. CCOc1ccc(OCCOCCOc2c(Cl)cccc2Cl)cc1
{#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#}
CCOc1ccc(OCCOCCOc2c(Cl)cccc2Cl)cc1
CCOc1ccc(OCCOCCOc2c(Cl)cccc2Cl)cc1
1,3-dichloro-2-[2-[2-(4-ethoxyphenoxy)ethoxy]ethoxy]benzene