Task: Answer the multiple choice question.
Question: Which compound has a 4.647% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a COc1ccccc1C1CCN(c2cc(O)ccc2[N+](=O)[O-])CC1
b O=C(O)c1ccccc1NCc1cccnc1
Answer: a. COc1ccccc1C1CCN(c2cc(O)ccc2[N+](=O)[O-])CC1
{#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#}
COc1ccccc1C1CCN(c2cc(O)ccc2[N+](=O)[O-])CC1
COc1ccccc1C1CCN(c2cc(O)ccc2[N+](=O)[O-])CC1
3-[4-(2-methoxyphenyl)piperidin-1-yl]-4-nitrophenol