Task: Answer the multiple choice question.
Question: Which compound has a 3.451\% 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. COc1ccccc1OCC(=O)Nc1ccccn1
b. O=C(O)C(=O)O.OC(CNCc1ccc(Cl)cc1)COc1ccccc1
c. CCOC(=O)C1=C(C)NC(=S)NC1c1ccc(OCC(=O)N2CCCCCC2)c(OC)c1
Answer: a. COc1ccccc1OCC(=O)Nc1ccccn1
{#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#}
COc1ccccc1OCC(=O)Nc1ccccn1
COc1ccccc1OCC(=O)Nc1ccccn1
2-(2-methoxyphenoxy)-N-pyridin-2-ylacetamide