Task: Answer the multiple-choice question.
Query: Which drug has a -1.689% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: CCOC(=O)Cn1c(-c2ccccn2)nc2ccccc21
b: COc1cc(C(C)=O)ccc1OCc1cc(C(=O)N2CCSCC2)no1
Answer: a. CCOC(=O)Cn1c(-c2ccccn2)nc2ccccc21
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOC(=O)Cn1c(-c2ccccn2)nc2ccccc21
CCOC(=O)Cn1c(-c2ccccn2)nc2ccccc21
ethyl 2-(2-pyridin-2-ylbenzimidazol-1-yl)acetate