Problem statement: Answer the multiple-choice question.
Question: Which drug has a 2.598\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) CCCCn1cnc2c1c(=O)n(CC(=O)c1cc(C)n(C)c1C)c(=O)n2CC(C)C
(b) NS(=O)(=O)c1ccc(NS(=O)(=O)c2ccc(Br)cc2)cc1
Answer: a. CCCCn1cnc2c1c(=O)n(CC(=O)c1cc(C)n(C)c1C)c(=O)n2CC(C)C
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCCCn1cnc2c1c(=O)n(CC(=O)c1cc(C)n(C)c1C)c(=O)n2CC(C)C
CCCCn1cnc2c1c(=O)n(CC(=O)c1cc(C)n(C)c1C)c(=O)n2CC(C)C
7-butyl-3-(2-methylpropyl)-1-[2-oxo-2-(1,2,5-trimethylpyrrol-3-yl)ethyl]purine-2,6-dione