Task: Answer the multiple-choice question.
Question: What is the hERG inhibition at 10uM of a compound with the SMILES O=C(Cn1[nH]c(=O)c2ccccc2c1=O)NNC(=O)c1ccccc1?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
(a) 5.566
(b) 20.731
(c) 5.350
Answer: a. 5.566%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_10uM__names__noun} of a {#compound|drug!} with the {SMILES__description} {SMILES#}?
Constraint: You must return none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{herg_central_at_10uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_10uM#}{herg_central_at_10uM__units}.
O=C(Cn1[nH]c(=O)c2ccccc2c1=O)NNC(=O)c1ccccc1
O=C(Cn1[nH]c(=O)c2ccccc2c1=O)NNC(=O)c1ccccc1
N'-[2-(1,4-dioxo-3H-phthalazin-2-yl)acetyl]benzohydrazide