Task: Answer the MCQ question.
Question: Which compound has a 9.280% 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) O=[N+]([O-])c1ccc(O)c2ncccc12
b) O=C(c1ccc(-c2ccccc2)c(F)c1)C1CCCN(CCO)C1
c) O=C(COc1ccc(-n2cnnn2)cc1)NC1CCCCC1
d) Cc1cc(C)n2nc(-c3cccc(Br)c3)cc2n1
Answer: a. O=[N+]([O-])c1ccc(O)c2ncccc12
{#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-])c1ccc(O)c2ncccc12
O=[N+]([O-])c1ccc(O)c2ncccc12
5-nitroquinolin-8-ol