Task: Answer the multiple-choice question.
Question: Which compound exhibits a 20.661% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a CCCCn1c(C)nc2c(=O)n(C)c(=O)[nH]c21
b COC(=O)c1cn(CC(=O)NCc2cccs2)c2ccccc12
c C=CCn1c(O)c(/C=C2/C=c3ccccc3=N2)c(=O)[nH]c1=S
d COc1ccc2cc(C(=O)N3CCN(Cc4ccc5c(c4)OCO5)CC3)[nH]c2c1
e Cc1csc(NC(=O)CSc2nnc(NC(=O)C3CC(=O)N(c4ccccc4)C3)s2)n1
Answer: c. C=CCn1c(O)c(/C=C2/C=c3ccccc3=N2)c(=O)[nH]c1=S
{#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=CCn1c(O)c(/C=C2/C=c3ccccc3=N2)c(=O)[nH]c1=S
C=CCn1c(O)c(/C=C2/C=c3ccccc3=N2)c(=O)[nH]c1=S
6-hydroxy-5-[(Z)-indol-2-ylidenemethyl]-1-prop-2-enyl-2-sulfanylidenepyrimidin-4-one