Task: Answer the multiple-choice question.
Query: Which compound exhibits a 1.115\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: Cc1ccc(-c2oc3ccccc3c(=O)c2OCC(=O)O)cc1
b: COCCNC(=O)Cn1nc(C)c([N+](=O)[O-])c1C
c: C=C(C)c1cccc(C(C)(C)NC(=O)NCCCn2ccnc2)c1
d: Cc1cccc(NC(=O)COC(=O)c2ccccn2)c1
Answer: b. COCCNC(=O)Cn1nc(C)c([N+](=O)[O-])c1C
{#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#}
COCCNC(=O)Cn1nc(C)c([N+](=O)[O-])c1C
COCCNC(=O)Cn1nc(C)c([N+](=O)[O-])c1C
2-(3,5-dimethyl-4-nitropyrazol-1-yl)-N-(2-methoxyethyl)acetamide