Task: Answer the multiple-choice question.
Query: Which compound has a 6.446\% 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.) COc1ccc(C(=O)Nc2nc(N)n(-c3ccccc3)n2)cc1OC
b.) C=CCNC(=O)Cn1c(=O)c2c(ncn2CCC(C)C)n(Cc2ccccc2)c1=O
c.) CCOc1ccc2nc(COC(=O)c3ccco3)c(C(C)=O)[n+]([O-])c2c1
Answer: c. CCOc1ccc2nc(COC(=O)c3ccco3)c(C(C)=O)[n+]([O-])c2c1
{#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#}
CCOc1ccc2nc(COC(=O)c3ccco3)c(C(C)=O)[n+]([O-])c2c1
CCOc1ccc2nc(COC(=O)c3ccco3)c(C(C)=O)[n+]([O-])c2c1
(3-acetyl-6-ethoxy-4-oxidoquinoxalin-4-ium-2-yl)methyl furan-2-carboxylate