Task: Answer the multiple-choice question.
Query: Which compound exhibits a 26.023% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a.) Cc1nc2ncnn2c(N2CCCC(C(=O)Nc3ccc4c(c3)CCC4)C2)c1C
b.) CCn1c(=S)[nH]c2sc3c(c2c1=O)CCCCC3
c.) COCCN1C(=O)C(O)=C(C(C)=O)C1c1ccc(OC)c(OC)c1
d.) CC(=O)N1N=C(c2ccc([N+](=O)[O-])cc2)CC1c1ccccc1Cl
Answer: b. CCn1c(=S)[nH]c2sc3c(c2c1=O)CCCCC3
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCn1c(=S)[nH]c2sc3c(c2c1=O)CCCCC3
CCn1c(=S)[nH]c2sc3c(c2c1=O)CCCCC3
4-ethyl-5-sulfanylidene-8-thia-4,6-diazatricyclo[7.5.0.02,7]tetradeca-1(9),2(7)-dien-3-one