Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 20.689% 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. CCCCNC(=O)CN(c1cccc(Br)c1)S(C)(=O)=O
b. CCC(=O)N1CCc2cc(Br)cc(S(=O)(=O)CCC(=O)NCCOC)c21
Answer: b. CCC(=O)N1CCc2cc(Br)cc(S(=O)(=O)CCC(=O)NCCOC)c21
{#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#}
CCC(=O)N1CCc2cc(Br)cc(S(=O)(=O)CCC(=O)NCCOC)c21
CCC(=O)N1CCc2cc(Br)cc(S(=O)(=O)CCC(=O)NCCOC)c21
3-[(5-bromo-1-propanoyl-2,3-dihydroindol-7-yl)sulfonyl]-N-(2-methoxyethyl)propanamide