Task: Answer the MCQ question.
Query: Which compound exhibits a 6.308\% 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: COc1ccc(C(=O)N(C)Cc2ccccc2)cc1Br
b: CCC(C(N)=NCCc1ccc(OC)c(OC)c1)c1ccccc1.Cl
Answer: a. COc1ccc(C(=O)N(C)Cc2ccccc2)cc1Br
{#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#}
COc1ccc(C(=O)N(C)Cc2ccccc2)cc1Br
COc1ccc(C(=O)N(C)Cc2ccccc2)cc1Br
N-benzyl-3-bromo-4-methoxy-N-methylbenzamide