Task: Answer the MCQ question.
Question: Which compound exhibits a 14.477\% 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: CCCCc1c(C)nc(N)[nH]c1=O
b: NC(=O)c1cc2ccccc2o/c1=N\NC(=O)c1ccc(F)cc1
Answer: a. CCCCc1c(C)nc(N)[nH]c1=O
{#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#}
CCCCc1c(C)nc(N)[nH]c1=O
CCCCc1c(C)nc(N)[nH]c1=O
2-amino-5-butyl-4-methyl-1H-pyrimidin-6-one