Problem statement: Answer the multiple-choice question.
Question: Which compound has a 1.739\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) COc1cc(OC)c(NC(=O)/C=C/C(=O)O)cc1Cl
(b) COc1ccc(NC(=O)CC(C)C)c([N+](=O)[O-])c1
Answer: b. COc1ccc(NC(=O)CC(C)C)c([N+](=O)[O-])c1
{#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#}
COc1ccc(NC(=O)CC(C)C)c([N+](=O)[O-])c1
COc1ccc(NC(=O)CC(C)C)c([N+](=O)[O-])c1
[5-methoxy-2-(3-methylbutanoylamino)phenyl]-oxido-oxoazanium