Task: Answer the multiple-choice question.
Question: Which compound exhibits a 3.177\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] Cn1c(O)c(/C=N/N2CCOCC2)c(=O)n(-c2ccccc2)c1=S
[b] Cc1ccccc1CN1CCN(CC(=O)NCc2ccccc2)CC1
Answer: b. Cc1ccccc1CN1CCN(CC(=O)NCc2ccccc2)CC1
{#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#}
Cc1ccccc1CN1CCN(CC(=O)NCc2ccccc2)CC1
Cc1ccccc1CN1CCN(CC(=O)NCc2ccccc2)CC1
N-benzyl-2-[4-[(2-methylphenyl)methyl]piperazin-1-yl]acetamide