Problem statement: Answer the MCQ question.
Question: Which drug exhibits a -20.933% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. COc1ccc(OC)c(C(=O)c2coc3ccc(OC)cc23)c1
b. O=C(COc1ccc([N+](=O)[O-])cc1)N/N=C/c1ccccn1
Answer: b. O=C(COc1ccc([N+](=O)[O-])cc1)N/N=C/c1ccccn1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C(COc1ccc([N+](=O)[O-])cc1)N/N=C/c1ccccn1
O=C(COc1ccc([N+](=O)[O-])cc1)N/N=C/c1ccccn1
2-(4-nitrophenoxy)-N-[(E)-pyridin-2-ylmethylideneamino]acetamide