Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 8.623\% 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: Cc1nn(-c2ccccc2)c(Cl)c1/C=N/NC(=O)OC(C)(C)C
b: CCN1CCN(C(=O)Nc2cc(Cl)ccc2OC)CC1
Answer: b. CCN1CCN(C(=O)Nc2cc(Cl)ccc2OC)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#}
CCN1CCN(C(=O)Nc2cc(Cl)ccc2OC)CC1
CCN1CCN(C(=O)Nc2cc(Cl)ccc2OC)CC1
N-(5-chloro-2-methoxyphenyl)-4-ethylpiperazine-1-carboxamide