Task: Answer the multiple-choice question.
Query: Which drug exhibits a 19.064% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CC(C)(C)c1cc(C=C(C#N)C#N)cc(C(C)(C)C)c1O
b Cc1cc(C)c2cc(CN(Cc3ccc4c(c3)OCO4)Cc3nnnn3Cc3ccco3)c(=O)[nH]c2c1
Answer: a. CC(C)(C)c1cc(C=C(C#N)C#N)cc(C(C)(C)C)c1O
{#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#}
CC(C)(C)c1cc(C=C(C#N)C#N)cc(C(C)(C)C)c1O
CC(C)(C)c1cc(C=C(C#N)C#N)cc(C(C)(C)C)c1O
2-[(3,5-ditert-butyl-4-hydroxyphenyl)methylidene]propanedinitrile