Task: Answer the MCQ question.
Question: Which drug has a 7.628\% human ether-à-go-go related gene (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: CC(=O)Nc1ccc(O)cc1[N+](=O)[O-]
b: Nc1c(Cl)cc(-c2csc(N3CCCC3c3nc4cc(Cl)c(Cl)cc4n3CCOCCO)n2)cc1Cl
Answer: a. CC(=O)Nc1ccc(O)cc1[N+](=O)[O-]
{#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#}
CC(=O)Nc1ccc(O)cc1[N+](=O)[O-]
CC(=O)Nc1ccc(O)cc1[N+](=O)[O-]
N-(4-hydroxy-2-nitrophenyl)acetamide