Task: Answer the MCQ question.
Query: Which drug has a 8.699\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a CCOC(=O)c1sc(NC(=O)CSc2nc3c(cc2C#N)CCCCCC3)c(C#N)c1C
b COc1ccc(-c2cn3cccnc3n2)cc1Br
c CCOc1cc(-c2noc(-c3ccncc3)n2)cc(Br)c1OC
d COc1ccc(/C=C2\Sc3ccc(C(=O)NCCCN4CCCC4)cc3N(C)C2=O)cc1OC
Answer: c. CCOc1cc(-c2noc(-c3ccncc3)n2)cc(Br)c1OC
{#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#}
3-(3-bromo-5-ethoxy-4-methoxyphenyl)-5-pyridin-4-yl-1,2,4-oxadiazole