Task: Answer the multiple-choice question.
Query: Which compound exhibits a 5.109\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a COc1ccc(-n2c(SCC(=O)NCc3ccco3)nnc2-c2c[nH]c3ccccc23)cc1
b C/C(=N\NC(=O)C(=O)Nc1c(C)n(C)n(-c2ccccc2)c1=O)c1ccc(Cl)s1
c CCn1c(=O)n(CC)c2cc(N3CCCC3)c(NC(=O)c3cc(Br)ccc3OC)cc21
d O=C1C(=O)N(CCCO)C(c2ccccc2)/C1=C(\O)c1ccc(Br)cc1
e CCC(=O)c1cn(CC(=O)Nc2ccccc2Cl)c2ccccc12
Answer: b. C/C(=N\NC(=O)C(=O)Nc1c(C)n(C)n(-c2ccccc2)c1=O)c1ccc(Cl)s1
{#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/C(=N\NC(=O)C(=O)Nc1c(C)n(C)n(-c2ccccc2)c1=O)c1ccc(Cl)s1
C/C(=N\NC(=O)C(=O)Nc1c(C)n(C)n(-c2ccccc2)c1=O)c1ccc(Cl)s1
N'-[(E)-1-(5-chlorothiophen-2-yl)ethylideneamino]-N-(1,5-dimethyl-3-oxo-2-phenylpyrazol-4-yl)oxamide