Task: Answer the multiple choice question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM of a compound with the SMILES CCN1CCN(c2cc3c(nn2)Oc2ccccc2N3C)CC1?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. -6.620
b. 13.307
c. 1.445
d. 12.274
e. -2.376
Answer: a. -6.620\%.
{#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}.
CCN1CCN(c2cc3c(nn2)Oc2ccccc2N3C)CC1
CCN1CCN(c2cc3c(nn2)Oc2ccccc2N3C)CC1
3-(4-ethylpiperazin-1-yl)-5-methylpyridazino[3,4-b][1,4]benzoxazine