Problem statement: Answer the multiple-choice question.
Question: Which compound exhibits a 8.451\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a O=C(Cn1cc(/C=C\[N+](=O)[O-])c2ccccc21)Nc1ccccc1
b CC(C)N(C(=O)CN1CCC(c2nc3ccccc3[nH]2)CC1)C(C)C
Answer: a. O=C(Cn1cc(/C=C\[N+](=O)[O-])c2ccccc21)Nc1ccccc1
{#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=C(Cn1cc(/C=C\[N+](=O)[O-])c2ccccc21)Nc1ccccc1
O=C(Cn1cc(/C=C\[N+](=O)[O-])c2ccccc21)Nc1ccccc1
2-[3-[(Z)-2-nitroethenyl]indol-1-yl]-N-phenylacetamide