Problem statement: Answer the multiple-choice question.
Question: Which drug has a 5.322\% 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] COc1ccc(NC(=O)CSC2CCCCC2)cc1
[b] O=C1c2cccc3c([N+](=O)[O-])ccc(c23)C(=O)N1c1nccs1
Answer: b. O=C1c2cccc3c([N+](=O)[O-])ccc(c23)C(=O)N1c1nccs1
{#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#}
O=C1c2cccc3c([N+](=O)[O-])ccc(c23)C(=O)N1c1nccs1
O=C1c2cccc3c([N+](=O)[O-])ccc(c23)C(=O)N1c1nccs1
oxido-oxo-[1,3-dioxo-2-(1,3-thiazol-2-yl)benzo[de]isoquinolin-6-yl]azanium