Task: Answer the MCQ question.
Question: Which compound has a 12.007\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
[a] COc1ccc(C(=O)N2CCCC(CNC(=O)c3ccc(F)cc3)C2)cc1OC
[b] O=C(Nc1cccc([N+](=O)[O-])c1)C(=O)N1CCCCC1
Answer: b. O=C(Nc1cccc([N+](=O)[O-])c1)C(=O)N1CCCCC1
{#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(Nc1cccc([N+](=O)[O-])c1)C(=O)N1CCCCC1
O=C(Nc1cccc([N+](=O)[O-])c1)C(=O)N1CCCCC1
oxido-oxo-[3-[(2-oxo-2-piperidin-1-ylacetyl)amino]phenyl]azanium