Task: Answer the MCQ question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a drug with the SMILES COc1ccc(-c2nc(-c3ccccc3)nc(Cl)c2C#N)cc1?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any other words.
Options:
a: 14.006
b: 5.236
c: -5.530
d: 17.713
e: 12.143
Answer: b. 5.236\%.
{#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}.
COc1ccc(-c2nc(-c3ccccc3)nc(Cl)c2C#N)cc1
COc1ccc(-c2nc(-c3ccccc3)nc(Cl)c2C#N)cc1
4-chloro-6-(4-methoxyphenyl)-2-phenylpyrimidine-5-carbonitrile