Task: Answer the multiple-choice question.
Query: Which compound exhibits a 26.515% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. O=C(O)CNC(=O)CCN1C(=O)c2ccccc2C1=O
b. CCOP(=O)(Nc1ccccc1)OCC
Answer: b. CCOP(=O)(Nc1ccccc1)OCC
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCOP(=O)(Nc1ccccc1)OCC
CCOP(=O)(Nc1ccccc1)OCC
N-diethoxyphosphorylaniline