Task: Answer the multiple choice question.
Query: Which compound has a 4.521\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) CCCCC(=O)Nc1ccccc1N1CCOCC1
b) Fc1ccc(/C=N/N2CCCCC2)c(F)c1
c) CCC1CN(C)CCC1(OC(C)=O)c1ccccc1.Cl
Answer: a. CCCCC(=O)Nc1ccccc1N1CCOCC1
{#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#}
CCCCC(=O)Nc1ccccc1N1CCOCC1
CCCCC(=O)Nc1ccccc1N1CCOCC1
N-(2-morpholin-4-ylphenyl)pentanamide