Problem statement: Answer the MCQ question.
Query: What is the hERG inhibition at a concentration of 1uM of a compound with the SMILES O=C(C[n+]1cccc(NC(=O)c2ccccc2)c1)c1ccccc1.[Br-]?
Constraint: You must return none, one or more options from a, b, or c without using any other words.
Options:
[a] -20.022
[b] -8.767
[c] -0.864
Answer: c. -0.864\%.
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: What is the {herg_central_at_1uM__names__noun} of a {#compound|drug!} with the {SMILES__description} {SMILES#}?
Constraint: You must return none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{herg_central_at_1uM%SMILES%}
Answer: {%multiple_choice_result}. {herg_central_at_1uM#}{herg_central_at_1uM__units}.
O=C(C[n+]1cccc(NC(=O)c2ccccc2)c1)c1ccccc1.[Br-]
O=C(C[n+]1cccc(NC(=O)c2ccccc2)c1)c1ccccc1.[Br-]
N-(1-phenacylpyridin-1-ium-3-yl)benzamide;bromide