Problem statement: Answer the MCQ question.
Query: Which compound has a -13.666\% 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) CCOc1ccccc1NC(=O)C(=O)N/N=C/c1ccc([N+](=O)[O-])cc1
(b) CCOC(=O)C1(S(=O)(=O)c2ccccc2)CCN(Cc2ccc(Cl)cc2)CC1
Answer: a. CCOc1ccccc1NC(=O)C(=O)N/N=C/c1ccc([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#}
CCOc1ccccc1NC(=O)C(=O)N/N=C/c1ccc([N+](=O)[O-])cc1
CCOc1ccccc1NC(=O)C(=O)N/N=C/c1ccc([N+](=O)[O-])cc1
N-(2-ethoxyphenyl)-N'-[(E)-(4-nitrophenyl)methylideneamino]oxamide