Task: Answer the MCQ question.
Query: Which compound has a 10.217\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] CCc1ccc(OCCOC(=O)Nc2ccccc2)cc1
[b] O=C1CCN(c2ncccc2[N+](=O)[O-])CC1
[c] Cc1nc([N+](=O)[O-])cn1CC(=O)Nc1ccc([N+](=O)[O-])cc1
[d] CCOc1ccc(N2C(=O)Nc3ccccc3C2(O)C(=O)NCc2ccc(C)cc2)cc1
Answer: b. O=C1CCN(c2ncccc2[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_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=C1CCN(c2ncccc2[N+](=O)[O-])CC1
O=C1CCN(c2ncccc2[N+](=O)[O-])CC1
oxido-oxo-[2-(4-oxopiperidin-1-yl)pyridin-3-yl]azanium