Task: Answer the multiple choice question.
Question: Which drug has a 15.853\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a.) CC(=O)Nc1ccc(OCC(=O)N(CC(C)C)C2CCS(=O)(=O)C2)cc1
b.) CCc1c(C)nc2ncnn2c1N1CCCC(C(=O)NCc2cccs2)C1
c.) CCCCc1c(O)n2c(nc3ccccc32)[nH]c1=O
Answer: c. CCCCc1c(O)n2c(nc3ccccc32)[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(O)n2c(nc3ccccc32)[nH]c1=O
CCCCc1c(O)n2c(nc3ccccc32)[nH]c1=O
3-butyl-4-hydroxy-1H-pyrimido[1,2-a]benzimidazol-2-one