Task: Answer the multiple choice question.
Question: Which compound exhibits a 9.581\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: O=C(Nc1ccc(Br)cc1)C1CCCC1
b: Cc1cccc(OC(C)c2ccnc3nc(/N=C/N(C)C)nn23)c1
Answer: a. O=C(Nc1ccc(Br)cc1)C1CCCC1
{#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(Nc1ccc(Br)cc1)C1CCCC1
O=C(Nc1ccc(Br)cc1)C1CCCC1
N-(4-bromophenyl)cyclopentanecarboxamide