Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 7.729% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a COc1cc(Br)c(Br)cc1N
b COc1ccc(CC(=O)N/N=C(\C)c2cccnc2)cc1OC
c COc1ccc(CNc2cccc3[nH]c(C(F)(F)F)nc23)cc1.Cl
Answer: a. COc1cc(Br)c(Br)cc1N
{#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#}
COc1cc(Br)c(Br)cc1N
COc1cc(Br)c(Br)cc1N
4,5-dibromo-2-methoxyaniline