Task: Answer the MCQ 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 CCOc1cc(-c2cc(-c3ccccc3)nc(N)c2C#N)ccc1O?
Constraint: You must return none, one or more options from a, b, c, or d without using any other words.
Options:
a. 16.609
b. 14.353
c. 5.767
d. 10.000
Answer: a. 16.609\%.
{#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}.
CCOc1cc(-c2cc(-c3ccccc3)nc(N)c2C#N)ccc1O
CCOc1cc(-c2cc(-c3ccccc3)nc(N)c2C#N)ccc1O
2-amino-4-(3-ethoxy-4-hydroxyphenyl)-6-phenylpyridine-3-carbonitrile