Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 5.609\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a CCCn1nnnc1SCC(=O)Nc1ccc(F)cc1
b Cc1cc(Nc2cccc([N+](=O)[O-])c2)n2c(nc3ccccc32)c1C#N
Answer: a. CCCn1nnnc1SCC(=O)Nc1ccc(F)cc1
{#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#}
CCCn1nnnc1SCC(=O)Nc1ccc(F)cc1
CCCn1nnnc1SCC(=O)Nc1ccc(F)cc1
N-(4-fluorophenyl)-2-(1-propyltetrazol-5-yl)sulfanylacetamide