Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a 13.644\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: Oc1ccccc1-c1nnc2n1CCCCC2
b: CN1C(=O)/C(=C/c2ccc(O)c([N+](=O)[O-])c2)NC1=S
c: COc1cc(C2NC(=O)CCC2[N+](=O)[O-])c(OC)cc1Br
Answer: c. COc1cc(C2NC(=O)CCC2[N+](=O)[O-])c(OC)cc1Br
{#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#}
COc1cc(C2NC(=O)CCC2[N+](=O)[O-])c(OC)cc1Br
COc1cc(C2NC(=O)CCC2[N+](=O)[O-])c(OC)cc1Br
6-(4-bromo-2,5-dimethoxyphenyl)-5-nitropiperidin-2-one