Task: Answer the multiple choice question.
Query: Which compound has a -8.431\% 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) COc1ccc(S(=O)(=O)N2CC(=O)Nc3ccccc32)cc1C
(b) CC(=O)OCCN1C(=O)c2cccc3cc([N+](=O)[O-])cc(c23)C1=O
(c) COc1ccc(C2=C(C[NH+](C)C)C(c3ccccc3)c3ccccc3O2)cc1.[Cl-]
(d) CCCN(CC(=O)Nc1ccccc1C)C(=O)c1sc2ccccc2c1Cl
Answer: b. CC(=O)OCCN1C(=O)c2cccc3cc([N+](=O)[O-])cc(c23)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#}
CC(=O)OCCN1C(=O)c2cccc3cc([N+](=O)[O-])cc(c23)C1=O
CC(=O)OCCN1C(=O)c2cccc3cc([N+](=O)[O-])cc(c23)C1=O
2-(5-nitro-1,3-dioxobenzo[de]isoquinolin-2-yl)ethyl acetate