Task: Answer the MCQ question.
Question: Which compound exhibits a 14.527\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] COc1ccccc1CNCC(O)(c1ccc(Cl)cc1)c1ccc(Cl)cc1
[b] CCCC(C)C(=O)NCc1ccc2c(c1)OCO2
Answer: b. CCCC(C)C(=O)NCc1ccc2c(c1)OCO2
{#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#}
CCCC(C)C(=O)NCc1ccc2c(c1)OCO2
CCCC(C)C(=O)NCc1ccc2c(c1)OCO2
N-(1,3-benzodioxol-5-ylmethyl)-2-methylpentanamide