Task: Answer the MCQ question.
Query: Which drug exhibits a -0.409\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: Cc1onc(-c2cccc(Cl)c2Cl)c1C(=O)O/N=C(\N)c1ccc([N+](=O)[O-])o1
b: COc1ccc(C(NC(=O)C(C)C)c2ccc3cccnc3c2O)cc1
Answer: a. Cc1onc(-c2cccc(Cl)c2Cl)c1C(=O)O/N=C(\N)c1ccc([N+](=O)[O-])o1
{#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#}
Cc1onc(-c2cccc(Cl)c2Cl)c1C(=O)O/N=C(\N)c1ccc([N+](=O)[O-])o1
Cc1onc(-c2cccc(Cl)c2Cl)c1C(=O)O/N=C(\N)c1ccc([N+](=O)[O-])o1
[(Z)-[amino-(5-nitrofuran-2-yl)methylidene]amino] 3-(2,3-dichlorophenyl)-5-methyl-1,2-oxazole-4-carboxylate