Task: Answer the multiple choice question.
Question: Which drug exhibits a 4.881\% 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) CCOC(=O)c1cnc(-n2nc(C)cc2C)nc1N(CC)CC
(b) CCCC(=O)Nc1ccc2c(c1)nc1n2CCN(C2CCCCC2)C1
Answer: b. CCCC(=O)Nc1ccc2c(c1)nc1n2CCN(C2CCCCC2)C1
{#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#}
CCCC(=O)Nc1ccc2c(c1)nc1n2CCN(C2CCCCC2)C1
CCCC(=O)Nc1ccc2c(c1)nc1n2CCN(C2CCCCC2)C1
N-(2-cyclohexyl-3,4-dihydro-1H-pyrazino[1,2-a]benzimidazol-8-yl)butanamide