Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 18.604\% 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) CCCCCc1c(O)nc(SCCN(CC)CC)[nH]c1=O.Cl
(b) CC(=O)c1cccc(NS(=O)(=O)N2CCOCC2)c1
(c) NC(=O)N/N=C1\CCS(=O)(=O)c2ccc(F)cc21
(d) CCCc1cc(=O)[nH]c(SC(C)C(=O)N2c3ccccc3CC2C)n1
Answer: c. NC(=O)N/N=C1\CCS(=O)(=O)c2ccc(F)cc21
{#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#}
NC(=O)N/N=C1\CCS(=O)(=O)c2ccc(F)cc21
NC(=O)N/N=C1\CCS(=O)(=O)c2ccc(F)cc21
[(E)-(6-fluoro-1,1-dioxo-2,3-dihydrothiochromen-4-ylidene)amino]urea