Task: Answer the multiple-choice question.
Question: What is the human ether-à-go-go related gene (hERG) inhibition at 1uM of a compound with the SMILES Cn1c(=O)c2c(nc(CN3CCN(Cc4ccccc4)CC3)n2CCN2CCOCC2)n(C)c1=O?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
(a) 3.015
(b) 7.360
(c) -2.008
Answer: c. -2.008\%.
{#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}.
8-[(4-benzylpiperazin-1-yl)methyl]-1,3-dimethyl-7-(2-morpholin-4-ylethyl)purine-2,6-dione