Task: Answer the multiple-choice question.
Query: Which drug has a 20.815\% 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.) Cc1c(Br)c([N+](=O)[O-])nn1CC(=O)NCC1CCCO1
b.) Cl.Cn1cnc([N+](=O)[O-])c1SCC(=O)NN
Answer: a. Cc1c(Br)c([N+](=O)[O-])nn1CC(=O)NCC1CCCO1
{#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#}
Cc1c(Br)c([N+](=O)[O-])nn1CC(=O)NCC1CCCO1
Cc1c(Br)c([N+](=O)[O-])nn1CC(=O)NCC1CCCO1
2-(4-bromo-5-methyl-3-nitropyrazol-1-yl)-N-(oxolan-2-ylmethyl)acetamide