Task: Answer the multiple-choice question.
Query: Which compound exhibits a 17.585\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] CCOC(=O)C1=C(C)N=c2s/c(=C/c3cccc([N+](=O)[O-])c3O)c(=O)n2C1c1ccc(OC)cc1OC
[b] NC(=O)C1CCCN(S(=O)(=O)c2ccc3ccccc3c2)C1
[c] Cc1[nH]n(-c2ccccc2)c(=O)c1C=Nc1cccc2cccnc12
[d] CCCC1=C(C(=O)OCC)C(c2ccccc2OC)NC(=O)N1
Answer: a. CCOC(=O)C1=C(C)N=c2s/c(=C/c3cccc([N+](=O)[O-])c3O)c(=O)n2C1c1ccc(OC)cc1OC
{#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#}
CCOC(=O)C1=C(C)N=c2s/c(=C/c3cccc([N+](=O)[O-])c3O)c(=O)n2C1c1ccc(OC)cc1OC
CCOC(=O)C1=C(C)N=c2s/c(=C/c3cccc([N+](=O)[O-])c3O)c(=O)n2C1c1ccc(OC)cc1OC
ethyl (2E)-5-(2,4-dimethoxyphenyl)-2-[(2-hydroxy-3-nitrophenyl)methylidene]-7-methyl-3-oxo-5H-[1,3]thiazolo[3,2-a]pyrimidine-6-carboxylate