Task: Answer the MCQ question.
Question: Which compound exhibits a 13.558\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) COc1cccc(C2CC(c3cccc(Br)c3)n3ncnc3N2)c1
(b) O=C(Nc1nc2ccc(Br)cc2s1)c1ccco1
Answer: b. O=C(Nc1nc2ccc(Br)cc2s1)c1ccco1
{#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#}
O=C(Nc1nc2ccc(Br)cc2s1)c1ccco1
O=C(Nc1nc2ccc(Br)cc2s1)c1ccco1
N-(6-bromo-1,3-benzothiazol-2-yl)furan-2-carboxamide