Task: Answer the multiple choice question.
Query: Which drug exhibits a 17.562\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) Cc1ccc(CNC(=O)Cn2cnc3cc([N+](=O)[O-])ccc3c2=O)cc1
b) CCCCn1nnnc1SCC(=O)NC1CCCCC1
c) CC(/C=N/n1c(-c2cc(C)[nH]n2)n[nH]c1=S)=C\c1ccccc1
Answer: b. CCCCn1nnnc1SCC(=O)NC1CCCCC1
{#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)NC1CCCCC1
CCCCn1nnnc1SCC(=O)NC1CCCCC1
2-(1-butyltetrazol-5-yl)sulfanyl-N-cyclohexylacetamide