Task: Answer the multiple choice question.
Query: Which compound exhibits a 16.773\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a CCOC(=O)c1c(C#N)c(SCC(=O)Nc2ccc(OC)cc2)nc2c1CN(CC)CC2
b CC(=O)Nc1ccc(CN2CCCC(CO)(Cc3cccc(Cl)c3)C2)cc1
c CSc1ccccc1NC(=O)N1CCC(CO)(CC2CCCCO2)CC1
d CCCCn1nnnc1SCC(=O)N(CC)CC
e COc1ccc(Br)cc1CN(C)CC(=O)Nc1cc([N+](=O)[O-])ccc1OC
Answer: d. CCCCn1nnnc1SCC(=O)N(CC)CC
{#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#}
CCCCn1nnnc1SCC(=O)N(CC)CC
CCCCn1nnnc1SCC(=O)N(CC)CC
2-(1-butyltetrazol-5-yl)sulfanyl-N,N-diethylacetamide