Task: Answer the multiple choice question.
Query: Which compound has a 5.789\% 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] CCCCP(=O)(O)CCC(=O)O
[b] Cc1ccccc1CN1CCC(n2nccc2NC(=O)c2ccc3c(c2)OCO3)CC1
Answer: a. CCCCP(=O)(O)CCC(=O)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#}
CCCCP(=O)(O)CCC(=O)O
CCCCP(=O)(O)CCC(=O)O
3-[butyl(hydroxy)phosphoryl]propanoic acid