Task: Answer the multiple-choice question.
Question: Which drug has a 7.993\% 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) Cc1nccn1S(=O)(=O)c1ccc(Br)cc1Br
b) COc1ccccc1OCCCCn1c(C(C)O)nc2ccccc21
Answer: a. Cc1nccn1S(=O)(=O)c1ccc(Br)cc1Br
{#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#}
Cc1nccn1S(=O)(=O)c1ccc(Br)cc1Br
Cc1nccn1S(=O)(=O)c1ccc(Br)cc1Br
1-(2,4-dibromophenyl)sulfonyl-2-methylimidazole