Task: Answer the MCQ question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM of a drug with the SMILES CCc1ccccc1N1C(=O)c2cccc3c(N4CCOCC4)c([N+](=O)[O-])cc(c23)C1=O?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
[a] 11.392
[b] -18.350
[c] 1.926
[d] -7.265
Answer: b. -18.350%.
{#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}.
CCc1ccccc1N1C(=O)c2cccc3c(N4CCOCC4)c([N+](=O)[O-])cc(c23)C1=O
CCc1ccccc1N1C(=O)c2cccc3c(N4CCOCC4)c([N+](=O)[O-])cc(c23)C1=O
2-(2-ethylphenyl)-6-morpholin-4-yl-5-nitrobenzo[de]isoquinoline-1,3-dione