Task: Answer the multiple choice question.
Question: Which drug exhibits a 8.574\% 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)c1c(N)sc2c(OCC)c(Br)ccc12
b) N#Cc1c(NC2CCCCC2)nc(-c2ccco2)c2c1CCCC2
Answer: a. CCOC(=O)c1c(N)sc2c(OCC)c(Br)ccc12
{#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)c1c(N)sc2c(OCC)c(Br)ccc12
CCOC(=O)c1c(N)sc2c(OCC)c(Br)ccc12
ethyl 2-amino-6-bromo-7-ethoxy-1-benzothiophene-3-carboxylate