Problem statement: Answer the multiple choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a drug with the SMILES CN1CCN(c2nc(-c3ccccc3)nc(-c3ccccc3)c2C#N)CC1?
Constraint: You must return none, one or more options from a, b, c, or d without using any additional words.
Options:
a 13.872
b 16.012
c 11.989
d -0.233
Answer: a. 13.872\%.
{#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}.
CN1CCN(c2nc(-c3ccccc3)nc(-c3ccccc3)c2C#N)CC1
CN1CCN(c2nc(-c3ccccc3)nc(-c3ccccc3)c2C#N)CC1
4-(4-methylpiperazin-1-yl)-2,6-diphenylpyrimidine-5-carbonitrile