Task: Answer the multiple-choice question.
Query: Which drug has a 8.390% 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. CC1CCN(c2nc3ccc(C(=O)N4CCN(Cc5ccccc5)CC4)cc3s2)CC1
b. COc1cc(Br)c(CCNC(=O)c2ccco2)cc1OC
Answer: b. COc1cc(Br)c(CCNC(=O)c2ccco2)cc1OC
{#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#}
COc1cc(Br)c(CCNC(=O)c2ccco2)cc1OC
COc1cc(Br)c(CCNC(=O)c2ccco2)cc1OC
N-[2-(2-bromo-4,5-dimethoxyphenyl)ethyl]furan-2-carboxamide