Task: Answer the MCQ question.
Query: Which drug has a -12.687% hERG inhibition at 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a O=C(COC(=O)c1cccc([N+](=O)[O-])c1)c1ccc2c(c1)OCO2
b Cc1noc2c1C(c1ccc(N(C)C)cc1)C1=C(CC(C)(C)CC1=O)N2
Answer: a. O=C(COC(=O)c1cccc([N+](=O)[O-])c1)c1ccc2c(c1)OCO2
{#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#}
O=C(COC(=O)c1cccc([N+](=O)[O-])c1)c1ccc2c(c1)OCO2
O=C(COC(=O)c1cccc([N+](=O)[O-])c1)c1ccc2c(c1)OCO2
[2-(1,3-benzodioxol-5-yl)-2-oxoethyl] 3-nitrobenzoate