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 CCn1c(SCc2nc(N)nc(N3CCCCC3)n2)nc2c1c(=O)n(C)c(=O)n2C?
Constraint: You must return none, one or more options from a, b, or c without using any additional words.
Options:
[a] 0.255
[b] 9.714
[c] 0.506
Answer: c. 0.506\%.
{#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(SCc2nc(N)nc(N3CCCCC3)n2)nc2c1c(=O)n(C)c(=O)n2C
CCn1c(SCc2nc(N)nc(N3CCCCC3)n2)nc2c1c(=O)n(C)c(=O)n2C
8-[(4-amino-6-piperidin-1-yl-1,3,5-triazin-2-yl)methylsulfanyl]-7-ethyl-1,3-dimethylpurine-2,6-dione