Task: Answer the MCQ question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 10uM of a drug with the SMILES O=C(Cn1ncc2c([nH]c3ccccc32)c1=O)N1CCN(c2ccccn2)CC1?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
a. 19.540
b. 3.021
c. -34.737
Answer: a. 19.540%.
{#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(Cn1ncc2c([nH]c3ccccc32)c1=O)N1CCN(c2ccccn2)CC1
O=C(Cn1ncc2c([nH]c3ccccc32)c1=O)N1CCN(c2ccccn2)CC1
3-[2-oxo-2-(4-pyridin-2-ylpiperazin-1-yl)ethyl]-5H-pyridazino[4,5-b]indol-4-one