Task: Answer the multiple choice question.
Query: Which drug has a 21.896% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a. Cc1onc(-c2c(Cl)cccc2Cl)c1C(=O)NC1C(=O)N2C1SC(C)(C)C2C(=O)[O-].[Na+]
b. COc1ccc(C(=O)C/C(=C\C(=O)c2ccc(C)cc2)c2ccccc2)cc1
c. COc1ccc([N+](=O)[O-])cc1NCC(=O)c1ccc(C)cc1
d. COc1cccc(CC2(CO)CCCN(Cc3ccc(CO)o3)C2)c1
Answer: c. COc1ccc([N+](=O)[O-])cc1NCC(=O)c1ccc(C)cc1
{#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#}
COc1ccc([N+](=O)[O-])cc1NCC(=O)c1ccc(C)cc1
COc1ccc([N+](=O)[O-])cc1NCC(=O)c1ccc(C)cc1
2-(2-methoxy-5-nitroanilino)-1-(4-methylphenyl)ethanone