Task: Answer the multiple-choice question.
Question: Which compound exhibits a 5.080\% 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 additional words.
Options:
a. CC(Sc1nc2ccccc2[nH]1)C(=O)O
b. C=CCn1cc(C(=O)c2cc(Br)ccc2O)cc(C#N)c1=O
c. Cc1cc(C(=O)CSc2nncn2C)c(C)n1-c1ccccc1
d. CC(=O)SCC(Cc1ccccc1)C(=O)NCC(=O)OCc1ccccc1
Answer: b. C=CCn1cc(C(=O)c2cc(Br)ccc2O)cc(C#N)c1=O
{#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=CCn1cc(C(=O)c2cc(Br)ccc2O)cc(C#N)c1=O
C=CCn1cc(C(=O)c2cc(Br)ccc2O)cc(C#N)c1=O
5-(5-bromo-2-hydroxybenzoyl)-2-oxo-1-prop-2-enylpyridine-3-carbonitrile