Task: Answer the multiple-choice question.
Query: Which drug exhibits a 8.805\% 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) CCOC(=O)CC(NC(=O)c1cc2ccccc2oc1=O)c1cccc([N+](=O)[O-])c1
(b) N#Cc1ccc(C(=O)NNC(=O)c2ccncc2)cc1
Answer: a. CCOC(=O)CC(NC(=O)c1cc2ccccc2oc1=O)c1cccc([N+](=O)[O-])c1
{#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#}
CCOC(=O)CC(NC(=O)c1cc2ccccc2oc1=O)c1cccc([N+](=O)[O-])c1
CCOC(=O)CC(NC(=O)c1cc2ccccc2oc1=O)c1cccc([N+](=O)[O-])c1
ethyl 3-(3-nitrophenyl)-3-[(2-oxochromene-3-carbonyl)amino]propanoate