Task: Answer the MCQ question.
Question: Which drug exhibits a 4.636% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] Br.COc1ccc(CNCc2ccc(F)cc2)c(OC)c1
[b] CCN1C(=O)/C(=C/c2ccc(C)s2)SC1=Nc1ccc(OC)cc1
[c] Nc1c(C(=O)CSc2nnc(COc3ccc(Cl)cc3)o2)c(=O)[nH]c(=O)n1C1CC1
[d] O=C(O)CCS(=O)(=O)c1ccc(-c2ccccc2)cc1
Answer: b. CCN1C(=O)/C(=C/c2ccc(C)s2)SC1=Nc1ccc(OC)cc1
{#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#}
CCN1C(=O)/C(=C/c2ccc(C)s2)SC1=Nc1ccc(OC)cc1
CCN1C(=O)/C(=C/c2ccc(C)s2)SC1=Nc1ccc(OC)cc1
(5Z)-3-ethyl-2-(4-methoxyphenyl)imino-5-[(5-methylthiophen-2-yl)methylidene]-1,3-thiazolidin-4-one