Task: Answer the multiple choice question.
Question: Which drug exhibits a 5.219\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: Nc1c(-c2ccc(Cl)cc2)cnc2c(-c3ccccc3)cnn12
b: CC(=O)Nc1cc(OC(=O)c2ccco2)cc(OC(=O)c2ccco2)c1
c: CC(=O)Oc1ccc(N2C(=O)c3cccc4c([N+](=O)[O-])ccc(c34)C2=O)cc1
Answer: b. CC(=O)Nc1cc(OC(=O)c2ccco2)cc(OC(=O)c2ccco2)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#}
[3-acetamido-5-(furan-2-carbonyloxy)phenyl] furan-2-carboxylate