Task: Answer the MCQ question.
Query: Which compound has a 11.148\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. COC(=O)c1c(C(=O)OC)c(-c2ccc(C(C)(C)C)cc2)n2c1CS(=O)C2
b. [Br-].c1ccc(C[n+]2ccc3ccccc3c2)cc1
Answer: b. [Br-].c1ccc(C[n+]2ccc3ccccc3c2)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#}
[Br-].c1ccc(C[n+]2ccc3ccccc3c2)cc1
[Br-].c1ccc(C[n+]2ccc3ccccc3c2)cc1
2-benzylisoquinolin-2-ium;bromide