Task: Answer the MCQ question.
Question: What is the hERG inhibition at 1uM of a drug with the SMILES COc1ccc(Cn2c(=O)c3c(nc(NCCO)n3C)n(C)c2=O)cc1?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
a. 6.912
b. 18.399
c. -3.769
Answer: a. 6.912\%.
{#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(Cn2c(=O)c3c(nc(NCCO)n3C)n(C)c2=O)cc1
COc1ccc(Cn2c(=O)c3c(nc(NCCO)n3C)n(C)c2=O)cc1
8-(2-hydroxyethylamino)-1-[(4-methoxyphenyl)methyl]-3,7-dimethylpurine-2,6-dione