Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a -2.717% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. CNc1cc(N2CCCC2)ccc1[N+](=O)[O-]
b. CCCCOc1ccc(C(=O)NN2C(=O)NC3(CCCCC3)C2=O)cc1OC
Answer: a. CNc1cc(N2CCCC2)ccc1[N+](=O)[O-]
{#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#}
CNc1cc(N2CCCC2)ccc1[N+](=O)[O-]
CNc1cc(N2CCCC2)ccc1[N+](=O)[O-]
[2-(methylamino)-4-pyrrolidin-1-ylphenyl]-oxido-oxoazanium