Task: Answer the MCQ question.
Query: Which compound exhibits a 1.125\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) Brc1cc(Br)c(Oc2cc(Br)c(Br)cc2Br)cc1Br
(b) CC(=O)/C=C/c1ccc2ccccc2n1
(c) CCOC(=O)c1ccc2c(c1)N(CC)C(=O)c1ccccc1S2
Answer: b. CC(=O)/C=C/c1ccc2ccccc2n1
{#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#}
CC(=O)/C=C/c1ccc2ccccc2n1
CC(=O)/C=C/c1ccc2ccccc2n1
(E)-4-quinolin-2-ylbut-3-en-2-one