Task: Answer the multiple-choice question.
Question: Which compound has a 2.564\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: N#CC1(NC(=O)COC(=O)c2cc([N+](=O)[O-])ccc2N2CCCC2)CCCCC1
b: CCC(=O)Nc1nnc(-c2ccco2)o1
Answer: b. CCC(=O)Nc1nnc(-c2ccco2)o1
{#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#}
CCC(=O)Nc1nnc(-c2ccco2)o1
CCC(=O)Nc1nnc(-c2ccco2)o1
N-[5-(furan-2-yl)-1,3,4-oxadiazol-2-yl]propanamide