Task: Answer the multiple choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a drug with the SMILES CC(=O)N1CCN(C(=O)CC2OC(=O)c3ccccc32)CC1?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
(a) 13.189
(b) 11.370
(c) -0.157
(d) 8.663
Answer: b. 11.370\%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_1uM__names__noun} of a {#compound|drug!} with the {SMILES__description} {SMILES#}?
Constraint: You must return none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{herg_central_at_1uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_1uM#}{herg_central_at_1uM__units}.
3-[2-(4-acetylpiperazin-1-yl)-2-oxoethyl]-3H-2-benzofuran-1-one