Task: Answer the multiple-choice question.
Query: Which drug has a 9.918\% 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 CCOC(=O)C1CCCN(C2=NC(=O)/C(=C/c3ccc(OC)cc3)S2)C1
b C=CCC(=O)NC1CC(C)(C)Cc2c1cnn2-c1ccccc1C
Answer: a. CCOC(=O)C1CCCN(C2=NC(=O)/C(=C/c3ccc(OC)cc3)S2)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)C1CCCN(C2=NC(=O)/C(=C/c3ccc(OC)cc3)S2)C1
CCOC(=O)C1CCCN(C2=NC(=O)/C(=C/c3ccc(OC)cc3)S2)C1
ethyl 1-[(5Z)-5-[(4-methoxyphenyl)methylidene]-4-oxo-1,3-thiazol-2-yl]piperidine-3-carboxylate