Task: Answer the MCQ question.
Query: Which compound exhibits a 10.408\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a. CCOc1cc(C2NN=C(c3ccccc3)S2)ccc1OCc1ccccc1Cl
b. CN1CCN(NC(=O)CSc2ccc(Cl)cc2Cl)CC1
c. COc1cc(OC)c(OC)cc1C#N
d. C=CCc1c(C)[nH]c(=S)c(C#N)c1C
Answer: d. C=CCc1c(C)[nH]c(=S)c(C#N)c1C
{#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#}
C=CCc1c(C)[nH]c(=S)c(C#N)c1C
C=CCc1c(C)[nH]c(=S)c(C#N)c1C
4,6-dimethyl-5-prop-2-enyl-2-sulfanylidene-1H-pyridine-3-carbonitrile