Problem statement: Answer the multiple-choice question.
Query: Which compound has a 5.014\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. O=C(c1ccccc1)C(O)c1ccccc1
b. O=Cc1cccc(Oc2ccc([N+](=O)[O-])cc2[N+](=O)[O-])c1
Answer: b. O=Cc1cccc(Oc2ccc([N+](=O)[O-])cc2[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#}
3-(2,4-dinitrophenoxy)benzaldehyde