Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 29.417% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a. Cn1c(CNCc2ccccc2)c(-c2ccccc2)c2cc([N+](=O)[O-])ccc21
b. O=c1ccc(-c2nc3ccccc3n2Cc2ccc(Cl)cc2)c[nH]1
Answer: a. Cn1c(CNCc2ccccc2)c(-c2ccccc2)c2cc([N+](=O)[O-])ccc21
{#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#}
Cn1c(CNCc2ccccc2)c(-c2ccccc2)c2cc([N+](=O)[O-])ccc21
Cn1c(CNCc2ccccc2)c(-c2ccccc2)c2cc([N+](=O)[O-])ccc21
N-[(1-methyl-5-nitro-3-phenylindol-2-yl)methyl]-1-phenylmethanamine