Problem statement: Answer the multiple choice question.
Query: Which compound has a 7.886\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) O=[N+]([O-])c1ccc(N2CCNCC2)c(S(=O)(=O)N2CCOCC2)c1
b) Cc1nnc(SCc2cccc([N+](=O)[O-])c2)[nH]c1=O
Answer: b. Cc1nnc(SCc2cccc([N+](=O)[O-])c2)[nH]c1=O
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
Cc1nnc(SCc2cccc([N+](=O)[O-])c2)[nH]c1=O
Cc1nnc(SCc2cccc([N+](=O)[O-])c2)[nH]c1=O
6-methyl-3-[(3-nitrophenyl)methylsulfanyl]-4H-1,2,4-triazin-5-one