Task: Answer the multiple-choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM of a drug with the SMILES CCOc1ccccc1N1CCN(c2nc(N)c(C#N)c(CC#N)c2C#N)CC1?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a) 6.916
b) 12.026
c) 9.496
d) 0.820
e) 11.210
Answer: d. 0.820\%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_1uM__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_1uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_1uM#}{herg_central_at_1uM__units}.
CCOc1ccccc1N1CCN(c2nc(N)c(C#N)c(CC#N)c2C#N)CC1
CCOc1ccccc1N1CCN(c2nc(N)c(C#N)c(CC#N)c2C#N)CC1
2-amino-4-(cyanomethyl)-6-[4-(2-ethoxyphenyl)piperazin-1-yl]pyridine-3,5-dicarbonitrile