Task: Answer the multiple-choice question.
Question: Which compound exhibits a 8.357\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a COc1ccccc1C(=O)NNC(=O)C(=O)NC(C)(C)C
b CC1(c2ccc3c(c2)OCCO3)NC(=O)N(CC(=O)Nc2ccccc2)C1=O
Answer: b. CC1(c2ccc3c(c2)OCCO3)NC(=O)N(CC(=O)Nc2ccccc2)C1=O
{#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#}
CC1(c2ccc3c(c2)OCCO3)NC(=O)N(CC(=O)Nc2ccccc2)C1=O
CC1(c2ccc3c(c2)OCCO3)NC(=O)N(CC(=O)Nc2ccccc2)C1=O
2-[4-(2,3-dihydro-1,4-benzodioxin-6-yl)-4-methyl-2,5-dioxoimidazolidin-1-yl]-N-phenylacetamide