Task: Answer the multiple-choice question.
Query: Which compound exhibits a 12.454% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a.) CC12CCC(C(=O)O)(c3nc4cc([N+](=O)[O-])ccc4nc31)C2(C)C
b.) [O-][n+]1onc2c3ccnnc3ccc21
c.) CC(NCc1cccc(S(=O)(=O)N(C)C)c1)c1ccc(F)cc1
d.) Cc1cc(N)n2ncc(-c3cccc(Br)c3)c2n1
Answer: b. [O-][n+]1onc2c3ccnnc3ccc21
{#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+]1onc2c3ccnnc3ccc21
[O-][n+]1onc2c3ccnnc3ccc21
3-oxido-[1,2,5]oxadiazolo[3,4-f]cinnolin-3-ium