Problem statement: 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 CCn1c(CSc2nc3ccccc3n2C)nc2ccccc21?
Constraint: You must return none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. 4.155
b. 4.193
c. 7.817
d. 0.670
e. -1.845
Answer: e. -1.845\%.
{#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}.
CCn1c(CSc2nc3ccccc3n2C)nc2ccccc21
CCn1c(CSc2nc3ccccc3n2C)nc2ccccc21
1-ethyl-2-[(1-methylbenzimidazol-2-yl)sulfanylmethyl]benzimidazole