Task: Answer the MCQ question.
Query: Which drug has a 9.859% 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 other words.
Options:
a: COc1ccccc1N1CCN(C(=O)c2c(-c3c(Cl)cccc3Cl)noc2C)CC1
b: Cn1c(C(O)c2ccc3c(c2)OCO3)nc2ccccc21
c: O=[N+]([O-])c1cc(O)c2ncccc2c1
d: CCCCCc1nnc(NC(=O)OCCC)s1
Answer: c. O=[N+]([O-])c1cc(O)c2ncccc2c1
{#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=[N+]([O-])c1cc(O)c2ncccc2c1
O=[N+]([O-])c1cc(O)c2ncccc2c1
6-nitroquinolin-8-ol