Task: Answer the multiple choice question.
Query: Which compound has a 23.751\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a.) Cn1c2ccccc2c2nnc(SCC(N)=O)nc21
b.) C=CCN(N=Nc1cccc([N+](=O)[O-])c1)c1cccc([N+](=O)[O-])c1
Answer: b. C=CCN(N=Nc1cccc([N+](=O)[O-])c1)c1cccc([N+](=O)[O-])c1
{#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#}
C=CCN(N=Nc1cccc([N+](=O)[O-])c1)c1cccc([N+](=O)[O-])c1
C=CCN(N=Nc1cccc([N+](=O)[O-])c1)c1cccc([N+](=O)[O-])c1
3-nitro-N-[(3-nitrophenyl)diazenyl]-N-prop-2-enylaniline