Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a 11.340\% 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(OCC(=O)NCCO)c(Br)c1
b. COc1cc(/C=C/C(=O)OCC(=O)Nc2nnc(-c3ccccc3)o2)cc(OC)c1OC
Answer: a. Cc1ccc(OCC(=O)NCCO)c(Br)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#}
Cc1ccc(OCC(=O)NCCO)c(Br)c1
Cc1ccc(OCC(=O)NCCO)c(Br)c1
2-(2-bromo-4-methylphenoxy)-N-(2-hydroxyethyl)acetamide