Task: Answer the multiple-choice question.
Question: Which compound exhibits a 18.817% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a CC(OC(=O)c1ccc2c(=O)n3c(nc2c1)CCCCC3)C(=O)Nc1ccc(Cl)cn1
b Cc1ccc(C)c2sc(NC(=O)c3ccc(N4CCCCC4)c([N+](=O)[O-])c3)nc12
c C=CCn1c2ccccc2c2nnc(SC(CC)C(=O)Nc3sc4c(c3C#N)CCCC4)nc21
Answer: c. C=CCn1c2ccccc2c2nnc(SC(CC)C(=O)Nc3sc4c(c3C#N)CCCC4)nc21
{#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#}
C=CCn1c2ccccc2c2nnc(SC(CC)C(=O)Nc3sc4c(c3C#N)CCCC4)nc21
C=CCn1c2ccccc2c2nnc(SC(CC)C(=O)Nc3sc4c(c3C#N)CCCC4)nc21
N-(3-cyano-4,5,6,7-tetrahydro-1-benzothiophen-2-yl)-2-[(5-prop-2-enyl-[1,2,4]triazino[5,6-b]indol-3-yl)sulfanyl]butanamide