Task: Answer the multiple choice question.
Question: Which compound has a -27.651\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: O=C(/C=C/c1cccc(Br)c1)NC1CCN(Cc2ccccc2)CC1
b: CC(c1ccncn1)N(C)Cc1nc(Cc2ccccc2F)no1
Answer: a. O=C(/C=C/c1cccc(Br)c1)NC1CCN(Cc2ccccc2)CC1
{#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(/C=C/c1cccc(Br)c1)NC1CCN(Cc2ccccc2)CC1
O=C(/C=C/c1cccc(Br)c1)NC1CCN(Cc2ccccc2)CC1
(E)-N-(1-benzylpiperidin-4-yl)-3-(3-bromophenyl)prop-2-enamide