Task: Answer the MCQ question.
Query: Which compound exhibits a 16.229\% human ether-à-go-go related gene (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) Cc1ccc(CN(Cc2cccnc2)C(=O)CN2C(=O)COc3ccccc32)o1
(b) O=C(Nc1cccc([N+](=O)[O-])c1)C1C2CCCCC21
Answer: b. O=C(Nc1cccc([N+](=O)[O-])c1)C1C2CCCCC21
{#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)C1C2CCCCC21
O=C(Nc1cccc([N+](=O)[O-])c1)C1C2CCCCC21
N-(3-nitrophenyl)bicyclo[4.1.0]heptane-7-carboxamide