Task: Answer the multiple-choice question.
Query: Which compound exhibits a -17.267% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. CCc1oc2ccccc2c1C(=O)c1cc(Br)c(O)c(Br)c1
b. NC(=O)c1ccc(Oc2cccc3cccnc23)c([N+](=O)[O-])c1
c. CC1=NN(c2ccccc2)C(=O)C1C(=O)c1ccccc1
d. Cc1cccc2cc(CN(Cc3cccs3)Cc3nnnn3Cc3ccccc3)c(=O)[nH]c12
Answer: a. CCc1oc2ccccc2c1C(=O)c1cc(Br)c(O)c(Br)c1
{#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#}
CCc1oc2ccccc2c1C(=O)c1cc(Br)c(O)c(Br)c1
CCc1oc2ccccc2c1C(=O)c1cc(Br)c(O)c(Br)c1
(3,5-dibromo-4-hydroxyphenyl)-(2-ethyl-1-benzofuran-3-yl)methanone