Problem statement: Answer the multiple choice question.
Question: Which drug has a 11.382\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. Cc1ccc2c(c1)N(CC(=O)NC1CCCCC1)C(=O)c1cccnc1O2
b. O=C(NC(=S)Nc1ccccn1)c1cncc(Br)c1
Answer: b. O=C(NC(=S)Nc1ccccn1)c1cncc(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#}
5-bromo-N-(pyridin-2-ylcarbamothioyl)pyridine-3-carboxamide