Task: Answer the multiple-choice question.
Query: Which compound has a -1.543\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a: CCCCC(=O)Nc1c(-c2ccc(OC)c(OC)c2)c(=O)c2ccccc2n1C
b: CN(C(=O)CSc1nc2ccccc2n1CCc1ccccc1)C1CCS(=O)(=O)C1
c: CC(C)Oc1ccc(C2CC(=O)N(c3cccc(C(=O)O)c3)C2=O)cc1
d: COc1ccc(/C=N/NC(=S)Nc2cc(S(=O)(=O)N3CCOCC3)ccc2N2CCOCC2)cc1O
Answer: b. CN(C(=O)CSc1nc2ccccc2n1CCc1ccccc1)C1CCS(=O)(=O)C1
{#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#}
N-(1,1-dioxothiolan-3-yl)-N-methyl-2-[1-(2-phenylethyl)benzimidazol-2-yl]sulfanylacetamide