Problem statement: Answer the multiple choice question.
Question: Which compound has a 9.975% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a NS(=O)(=O)c1cccc2cccnc12
b COc1ccccc1NC(=O)Cn1cnc2sc(C(=O)NCc3ccco3)c(C)c2c1=O
c O=c1ccc2cc3c([nH]c4ccc(Br)cc43)oc-2c1O
Answer: a. NS(=O)(=O)c1cccc2cccnc12
{#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#}
NS(=O)(=O)c1cccc2cccnc12
NS(=O)(=O)c1cccc2cccnc12
quinoline-8-sulfonamide