Task: Answer the MCQ question.
Query: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a compound with the SMILES CCOC(=O)c1oc2c(CN3CCN(CCO)CC3)c(O)c(CC)cc2c(=O)c1-c1nc2ccccc2s1?
Constraint: You must return none, one or more options from a or b without using any additional words.
Options:
[a] 15.660
[b] 13.839
Answer: a. 15.660\%.
{#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}.
CCOC(=O)c1oc2c(CN3CCN(CCO)CC3)c(O)c(CC)cc2c(=O)c1-c1nc2ccccc2s1
CCOC(=O)c1oc2c(CN3CCN(CCO)CC3)c(O)c(CC)cc2c(=O)c1-c1nc2ccccc2s1
ethyl 3-(1,3-benzothiazol-2-yl)-6-ethyl-7-hydroxy-8-[[4-(2-hydroxyethyl)piperazin-1-yl]methyl]-4-oxochromene-2-carboxylate